Add setting for mouse scroll deltafactor. Fix snap setting for mouse scroll amount.

Thanks to danger89 and xet7 !

Related #2949

11 files changed, 2963 insertions, 2351 deletions

diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 3fd0f6ea..0da6c8bc 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -6,7 +6,7 @@ ENV DEBIAN_FRONTEND=noninteractive
 
 ENV \
     DEBUG=false \
-    NODE_VERSION=12.18.3 \
+    NODE_VERSION=v12.18.3 \
     METEOR_RELEASE=1.10.2 \
     USE_EDGE=false \
     METEOR_EDGE=1.5-beta.17 \
@@ -21,10 +21,13 @@ ENV \
     ACCOUNTS_LOCKOUT_UNKNOWN_USERS_FAILURES_BERORE=3 \
     ACCOUNTS_LOCKOUT_UNKNOWN_USERS_LOCKOUT_PERIOD=60 \
     ACCOUNTS_LOCKOUT_UNKNOWN_USERS_FAILURE_WINDOW=15 \
-    RICHER_CARD_COMMENT_EDITOR=true \
+    RICHER_CARD_COMMENT_EDITOR=false \
+    CARD_OPENED_WEBHOOK_ENABLED=false \
+    ATTACHMENTS_STORE_PATH="" \
     MAX_IMAGE_PIXEL="" \
     IMAGE_COMPRESS_RATIO="" \
-    BIGEVENTS_PATTERN="" \
+    NOTIFICATION_TRAY_AFTER_READ_DAYS_BEFORE_REMOVE="" \
+    BIGEVENTS_PATTERN=NONE \
     NOTIFY_DUE_DAYS_BEFORE_AND_AFTER="" \
     NOTIFY_DUE_AT_HOUR_OF_DAY="" \
     EMAIL_NOTIFICATION_TIMEOUT=30000 \
@@ -108,7 +111,11 @@ ENV \
     CORS="" \
     CORS_ALLOW_HEADERS="" \
     CORS_EXPOSE_HEADERS="" \
-    DEFAULT_AUTHENTICATION_METHOD=""
+    DEFAULT_AUTHENTICATION_METHOD="" \
+    SCROLLINERTIA="0" \
+    SCROLLAMOUNT="auto" \
+    SCROLLDELTAFACTOR="auto" \
+    PASSWORD_LOGIN_ENABLED=true
 
 # Install OS
 RUN set -o xtrace \
diff --git a/Dockerfile b/Dockerfile
index ea3e1cfd..e0a93f64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -116,6 +116,7 @@ ENV BUILD_DEPS="apt-utils libarchive-tools gnupg gosu wget curl bzip2 g++ build-
     DEFAULT_AUTHENTICATION_METHOD="" \
     SCROLLINERTIA="0" \
     SCROLLAMOUNT="auto" \
+    SCROLLDELTAFACTOR="auto" \
     PASSWORD_LOGIN_ENABLED=true
 
 # Copy the app to the image
diff --git a/docker-compose.yml b/docker-compose.yml
index 338840dd..710e18fd 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -244,6 +244,7 @@ services:
       # https://github.com/wekan/wekan/issues/2949
       - SCROLLINERTIA=0
       - SCROLLAMOUNT=auto
+      - SCROLLDELTAFACTOR=auto
       #---------------------------------------------------------------
       # ==== CARD OPENED, SEND WEBHOOK MESSAGE ====
       # https://github.com/wekan/wekan/issues/2518
@@ -598,7 +599,7 @@ services:
       # example : LOGOUT_ON_MINUTES=55
       #- LOGOUT_ON_MINUTES=
       #-------------------------------------------------------------------
-      # Hide password login form 
+      # Hide password login form
       # - PASSWORD_LOGIN_ENABLED=true
       #-------------------------------------------------------------------
     depends_on:
diff --git a/packages/wekan-scrollbar/jquery.mCustomScrollbar.js b/packages/wekan-scrollbar/jquery.mCustomScrollbar.js
index e7d49997..e08036ba 100644
--- a/packages/wekan-scrollbar/jquery.mCustomScrollbar.js
+++ b/packages/wekan-scrollbar/jquery.mCustomScrollbar.js
@@ -36,2388 +36,2969 @@ the production-ready jquery.mCustomScrollbar.concat.min.js which contains the pl
 and dependencies (minified).
 */
 
-(function(factory){
-	if(typeof module!=="undefined" && module.exports){
-		module.exports=factory;
-	}else{
-		factory(jQuery,window,document);
-	}
-}(function($){
-(function(init){
-	var _rjs=typeof define==="function" && define.amd, /* RequireJS */
-		_njs=typeof module !== "undefined" && module.exports; /* NodeJS */
-	if(!_rjs){
-		if(_njs){
-			require("jquery-mousewheel")($);
-		}else{
-			/* Only load locally jquery-mousewheel plugin.
-			(works when mCustomScrollbar fn is called on window load) */
-			$.event.special.mousewheel;
-		}
-	}
-	init();
-}(function(){
-
-	/*
-	----------------------------------------
-	PLUGIN NAMESPACE, PREFIX, DEFAULT SELECTOR(S)
-	----------------------------------------
-	*/
-
-	var pluginNS="mCustomScrollbar",
-		pluginPfx="mCS",
-		defaultSelector=".mCustomScrollbar",
-
-
-
-
-
-	/*
-	----------------------------------------
-	DEFAULT OPTIONS
-	----------------------------------------
-	*/
-
-		defaults={
-			/*
-			set element/content width/height programmatically
-			values: boolean, pixels, percentage
-				option						default
-				-------------------------------------
-				setWidth					false
-				setHeight					false
-			*/
-			/*
-			set the initial css top property of content
-			values: string (e.g. "-100px", "10%" etc.)
-			*/
-			setTop:0,
-			/*
-			set the initial css left property of content
-			values: string (e.g. "-100px", "10%" etc.)
-			*/
-			setLeft:0,
-			/*
-			scrollbar axis (vertical and/or horizontal scrollbars)
-			values (string): "y", "x", "yx"
-			*/
-			axis:"y",
-			/*
-			position of scrollbar relative to content
-			values (string): "inside", "outside" ("outside" requires elements with position:relative)
-			*/
-			scrollbarPosition:"inside",
-			/*
-			scrolling inertia
-			values: integer (milliseconds). default: 0
-			*/
-			scrollInertia:Meteor.settings.public.SCROLLINERTIA,
-			/*
-			auto-adjust scrollbar dragger length
-			values: boolean
-			*/
-			autoDraggerLength:true,
-			/*
-			auto-hide scrollbar when idle
-			values: boolean
-				option						default
-				-------------------------------------
-				autoHideScrollbar			false
-			*/
-			/*
-			auto-expands scrollbar on mouse-over and dragging
-			values: boolean
-				option						default
-				-------------------------------------
-				autoExpandScrollbar			false
-			*/
-			/*
-			always show scrollbar, even when there's nothing to scroll
-			values: integer (0=disable, 1=always show dragger rail and buttons, 2=always show dragger rail, dragger and buttons), boolean
-			*/
-			alwaysShowScrollbar:0,
-			/*
-			scrolling always snaps to a multiple of this number in pixels
-			values: integer, array ([y,x])
-				option						default
-				-------------------------------------
-				snapAmount					null
-			*/
-			/*
-			when snapping, snap with this number in pixels as an offset
-			values: integer
-			*/
-			snapOffset:0,
-			/*
-			mouse-wheel scrolling
-			*/
-			mouseWheel:{
-				/*
-				enable mouse-wheel scrolling
-				values: boolean
-				*/
-				enable:true,
-				/*
-				scrolling amount in pixels
-				values: "auto", integer
-				*/
-				scrollAmount:Meteor.settings.public.SCROLLAMOUNT,
-				/*
-				mouse-wheel scrolling axis
-				the default scrolling direction when both vertical and horizontal scrollbars are present
-				values (string): "y", "x"
-				*/
-				axis:"y",
-				/*
-				prevent the default behaviour which automatically scrolls the parent element(s) when end of scrolling is reached
-				values: boolean
-					option						default
-					-------------------------------------
-					preventDefault				null
-				*/
-				/*
-				the reported mouse-wheel delta value. The number of lines (translated to pixels) one wheel notch scrolls.
-				values: "auto", integer
-				"auto" uses the default OS/browser value
-				*/
-				deltaFactor:"auto",
-				/*
-				normalize mouse-wheel delta to -1 or 1 (disables mouse-wheel acceleration)
-				values: boolean
-					option						default
-					-------------------------------------
-					normalizeDelta				null
-				*/
-				/*
-				invert mouse-wheel scrolling direction
-				values: boolean
-					option						default
-					-------------------------------------
-					invert						null
-				*/
-				/*
-				the tags that disable mouse-wheel when cursor is over them
-				*/
-				disableOver:["select","option","keygen","datalist","textarea"]
-			},
-			/*
-			scrollbar buttons
-			*/
-			scrollButtons:{
-				/*
-				enable scrollbar buttons
-				values: boolean
-					option						default
-					-------------------------------------
-					enable						null
-				*/
-				/*
-				scrollbar buttons scrolling type
-				values (string): "stepless", "stepped"
-				*/
-				scrollType:"stepless",
-				/*
-				scrolling amount in pixels
-				values: "auto", integer
-				*/
-				scrollAmount:"auto"
-				/*
-				tabindex of the scrollbar buttons
-				values: false, integer
-					option						default
-					-------------------------------------
-					tabindex					null
-				*/
-			},
-			/*
-			keyboard scrolling
-			*/
-			keyboard:{
-				/*
-				enable scrolling via keyboard
-				values: boolean
-				*/
-				enable:true,
-				/*
-				keyboard scrolling type
-				values (string): "stepless", "stepped"
-				*/
-				scrollType:"stepless",
-				/*
-				scrolling amount in pixels
-				values: "auto", integer
-				*/
-				scrollAmount:"auto"
-			},
-			/*
-			enable content touch-swipe scrolling
-			values: boolean, integer, string (number)
-			integer values define the axis-specific minimum amount required for scrolling momentum
-			*/
-			contentTouchScroll:25,
-			/*
-			enable/disable document (default) touch-swipe scrolling
-			*/
-			documentTouchScroll:true,
-			/*
-			advanced option parameters
-			*/
-			advanced:{
-				/*
-				auto-expand content horizontally (for "x" or "yx" axis)
-				values: boolean, integer (the value 2 forces the non scrollHeight/scrollWidth method, the value 3 forces the scrollHeight/scrollWidth method)
-					option						default
-					-------------------------------------
-					autoExpandHorizontalScroll	null
-				*/
-				/*
-				auto-scroll to elements with focus
-				*/
-				autoScrollOnFocus:"input,textarea,select,button,datalist,keygen,a[tabindex],area,object,[contenteditable='true']",
-				/*
-				auto-update scrollbars on content, element or viewport resize
-				should be true for fluid layouts/elements, adding/removing content dynamically, hiding/showing elements, content with images etc.
-				values: boolean
-				*/
-				updateOnContentResize:true,
-				/*
-				auto-update scrollbars each time each image inside the element is fully loaded
-				values: "auto", boolean
-				*/
-				updateOnImageLoad:"auto",
-				/*
-				auto-update scrollbars based on the amount and size changes of specific selectors
-				useful when you need to update the scrollbar(s) automatically, each time a type of element is added, removed or changes its size
-				values: boolean, string (e.g. "ul li" will auto-update scrollbars each time list-items inside the element are changed)
-				a value of true (boolean) will auto-update scrollbars each time any element is changed
-					option						default
-					-------------------------------------
-					updateOnSelectorChange		null
-				*/
-				/*
-				extra selectors that'll allow scrollbar dragging upon mousemove/up, pointermove/up, touchend etc. (e.g. "selector-1, selector-2")
-					option						default
-					-------------------------------------
-					extraDraggableSelectors		null
-				*/
-				/*
-				extra selectors that'll release scrollbar dragging upon mouseup, pointerup, touchend etc. (e.g. "selector-1, selector-2")
-					option						default
-					-------------------------------------
-					releaseDraggableSelectors	null
-				*/
-				/*
-				auto-update timeout
-				values: integer (milliseconds)
-				*/
-				autoUpdateTimeout:60
-			},
-			/*
-			scrollbar theme
-			values: string (see CSS/plugin URI for a list of ready-to-use themes)
-			*/
-			theme:"light",
-			/*
-			user defined callback functions
-			*/
-			callbacks:{
-				/*
-				Available callbacks:
-					callback					default
-					-------------------------------------
-					onCreate					null
-					onInit						null
-					onScrollStart				null
-					onScroll					null
-					onTotalScroll				null
-					onTotalScrollBack			null
-					whileScrolling				null
-					onOverflowY					null
-					onOverflowX					null
-					onOverflowYNone				null
-					onOverflowXNone				null
-					onImageLoad					null
-					onSelectorChange			null
-					onBeforeUpdate				null
-					onUpdate					null
-				*/
-				onTotalScrollOffset:0,
-				onTotalScrollBackOffset:0,
-				alwaysTriggerOffsets:true
-			}
-			/*
-			add scrollbar(s) on all elements matching the current selector, now and in the future
-			values: boolean, string
-			string values: "on" (enable), "once" (disable after first invocation), "off" (disable)
-			liveSelector values: string (selector)
-				option						default
-				-------------------------------------
-				live						false
-				liveSelector				null
-			*/
-		},
-
-
-
-
-
-	/*
-	----------------------------------------
-	VARS, CONSTANTS
-	----------------------------------------
-	*/
-
-		totalInstances=0, /* plugin instances amount */
-		liveTimers={}, /* live option timers */
-		oldIE=(window.attachEvent && !window.addEventListener) ? 1 : 0, /* detect IE < 9 */
-		touchActive=false,touchable, /* global touch vars (for touch and pointer events) */
-		/* general plugin classes */
-		classes=[
-			"mCSB_dragger_onDrag","mCSB_scrollTools_onDrag","mCS_img_loaded","mCS_disabled","mCS_destroyed","mCS_no_scrollbar",
-			"mCS-autoHide","mCS-dir-rtl","mCS_no_scrollbar_y","mCS_no_scrollbar_x","mCS_y_hidden","mCS_x_hidden","mCSB_draggerContainer",
-			"mCSB_buttonUp","mCSB_buttonDown","mCSB_buttonLeft","mCSB_buttonRight"
-		],
-
-
-
-
-
-	/*
-	----------------------------------------
-	METHODS
-	----------------------------------------
-	*/
-
-		methods={
-
-			/*
-			plugin initialization method
-			creates the scrollbar(s), plugin data object and options
-			----------------------------------------
-			*/
-
-			init:function(options){
-
-				var options=$.extend(true,{},defaults,options),
-					selector=_selector.call(this); /* validate selector */
-
-				/*
-				if live option is enabled, monitor for elements matching the current selector and
-				apply scrollbar(s) when found (now and in the future)
-				*/
-				if(options.live){
-					var liveSelector=options.liveSelector || this.selector || defaultSelector, /* live selector(s) */
-						$liveSelector=$(liveSelector); /* live selector(s) as jquery object */
-					if(options.live==="off"){
-						/*
-						disable live if requested
-						usage: $(selector).mCustomScrollbar({live:"off"});
-						*/
-						removeLiveTimers(liveSelector);
-						return;
-					}
-					liveTimers[liveSelector]=setTimeout(function(){
-						/* call mCustomScrollbar fn on live selector(s) every half-second */
-						$liveSelector.mCustomScrollbar(options);
-						if(options.live==="once" && $liveSelector.length){
-							/* disable live after first invocation */
-							removeLiveTimers(liveSelector);
-						}
-					},500);
-				}else{
-					removeLiveTimers(liveSelector);
-				}
-
-				/* options backward compatibility (for versions < 3.0.0) and normalization */
-				options.setWidth=(options.set_width) ? options.set_width : options.setWidth;
-				options.setHeight=(options.set_height) ? options.set_height : options.setHeight;
-				options.axis=(options.horizontalScroll) ? "x" : _findAxis(options.axis);
-				options.scrollInertia=options.scrollInertia>0 && options.scrollInertia<17 ? 17 : options.scrollInertia;
-				if(typeof options.mouseWheel!=="object" &&  options.mouseWheel==true){ /* old school mouseWheel option (non-object) */
-					options.mouseWheel={enable:true,scrollAmount:"auto",axis:"y",preventDefault:false,deltaFactor:"auto",normalizeDelta:false,invert:false}
-				}
-				options.mouseWheel.scrollAmount=!options.mouseWheelPixels ? options.mouseWheel.scrollAmount : options.mouseWheelPixels;
-				options.mouseWheel.normalizeDelta=!options.advanced.normalizeMouseWheelDelta ? options.mouseWheel.normalizeDelta : options.advanced.normalizeMouseWheelDelta;
-				options.scrollButtons.scrollType=_findScrollButtonsType(options.scrollButtons.scrollType);
-
-				_theme(options); /* theme-specific options */
-
-				/* plugin constructor */
-				return $(selector).each(function(){
-
-					var $this=$(this);
+(function(factory) {
+    if (typeof module !== "undefined" && module.exports) {
+        module.exports = factory;
+    } else {
+        factory(jQuery, window, document);
+    }
+}(function($) {
+    (function(init) {
+        var _rjs = typeof define === "function" && define.amd,
+            /* RequireJS */
+            _njs = typeof module !== "undefined" && module.exports; /* NodeJS */
+        if (!_rjs) {
+            if (_njs) {
+                require("jquery-mousewheel")($);
+            } else {
+                /* Only load locally jquery-mousewheel plugin.
+                (works when mCustomScrollbar fn is called on window load) */
+                $.event.special.mousewheel;
+            }
+        }
+        init();
+    }(function() {
+
+        /*
+        ----------------------------------------
+        PLUGIN NAMESPACE, PREFIX, DEFAULT SELECTOR(S)
+        ----------------------------------------
+        */
+
+        var pluginNS = "mCustomScrollbar",
+            pluginPfx = "mCS",
+            defaultSelector = ".mCustomScrollbar",
+
+
+
+
+
+            /*
+            ----------------------------------------
+            DEFAULT OPTIONS
+            ----------------------------------------
+            */
+
+            defaults = {
+                /*
+                set element/content width/height programmatically
+                values: boolean, pixels, percentage
+                	option						default
+                	-------------------------------------
+                	setWidth					false
+                	setHeight					false
+                */
+                /*
+                set the initial css top property of content
+                values: string (e.g. "-100px", "10%" etc.)
+                */
+                setTop: 0,
+                /*
+                set the initial css left property of content
+                values: string (e.g. "-100px", "10%" etc.)
+                */
+                setLeft: 0,
+                /*
+                scrollbar axis (vertical and/or horizontal scrollbars)
+                values (string): "y", "x", "yx"
+                */
+                axis: "y",
+                /*
+                position of scrollbar relative to content
+                values (string): "inside", "outside" ("outside" requires elements with position:relative)
+                */
+                scrollbarPosition: "inside",
+                /*
+                scrolling inertia
+                values: integer (milliseconds). default: 0
+                */
+                scrollInertia: Meteor.settings.public.SCROLLINERTIA,
+                /*
+                auto-adjust scrollbar dragger length
+                values: boolean
+                */
+                autoDraggerLength: true,
+                /*
+                auto-hide scrollbar when idle
+                values: boolean
+                	option						default
+                	-------------------------------------
+                	autoHideScrollbar			false
+                */
+                /*
+                auto-expands scrollbar on mouse-over and dragging
+                values: boolean
+                	option						default
+                	-------------------------------------
+                	autoExpandScrollbar			false
+                */
+                /*
+                always show scrollbar, even when there's nothing to scroll
+                values: integer (0=disable, 1=always show dragger rail and buttons, 2=always show dragger rail, dragger and buttons), boolean
+                */
+                alwaysShowScrollbar: 0,
+                /*
+                scrolling always snaps to a multiple of this number in pixels
+                values: integer, array ([y,x])
+                	option						default
+                	-------------------------------------
+                	snapAmount					null
+                */
+                /*
+                when snapping, snap with this number in pixels as an offset
+                values: integer
+                */
+                snapOffset: 0,
+                /*
+                mouse-wheel scrolling
+                */
+                mouseWheel: {
+                    /*
+                    enable mouse-wheel scrolling
+                    values: boolean
+                    */
+                    enable: true,
+                    /*
+                    scrolling amount in pixels
+                    values: "auto", integer
+                    */
+                    scrollAmount: Meteor.settings.public.SCROLLAMOUNT,
+                    /*
+                    mouse-wheel scrolling axis
+                    the default scrolling direction when both vertical and horizontal scrollbars are present
+                    values (string): "y", "x"
+                    */
+                    axis: "y",
+                    /*
+                    prevent the default behaviour which automatically scrolls the parent element(s) when end of scrolling is reached
+                    values: boolean
+                    	option						default
+                    	-------------------------------------
+                    	preventDefault				null
+                    */
+                    /*
+                    the reported mouse-wheel delta value. The number of lines (translated to pixels) one wheel notch scrolls.
+                    values: "auto", integer
+                    "auto" uses the default OS/browser value
+                    */
+                    deltaFactor: Meteor.settings.public.SCROLLDELTAFACTOR,
+                    /*
+                    normalize mouse-wheel delta to -1 or 1 (disables mouse-wheel acceleration)
+                    values: boolean
+                    	option						default
+                    	-------------------------------------
+                    	normalizeDelta				null
+                    */
+                    /*
+                    invert mouse-wheel scrolling direction
+                    values: boolean
+                    	option						default
+                    	-------------------------------------
+                    	invert						null
+                    */
+                    /*
+                    the tags that disable mouse-wheel when cursor is over them
+                    */
+                    disableOver: ["select", "option", "keygen", "datalist", "textarea"]
+                },
+                /*
+                scrollbar buttons
+                */
+                scrollButtons: {
+                    /*
+                    enable scrollbar buttons
+                    values: boolean
+                    	option						default
+                    	-------------------------------------
+                    	enable						null
+                    */
+                    /*
+                    scrollbar buttons scrolling type
+                    values (string): "stepless", "stepped"
+                    */
+                    scrollType: "stepless",
+                    /*
+                    scrolling amount in pixels
+                    values: "auto", integer
+                    */
+                    scrollAmount: "auto"
+                    /*
+                    tabindex of the scrollbar buttons
+                    values: false, integer
+                    	option						default
+                    	-------------------------------------
+                    	tabindex					null
+                    */
+                },
+                /*
+                keyboard scrolling
+                */
+                keyboard: {
+                    /*
+                    enable scrolling via keyboard
+                    values: boolean
+                    */
+                    enable: true,
+                    /*
+                    keyboard scrolling type
+                    values (string): "stepless", "stepped"
+                    */
+                    scrollType: "stepless",
+                    /*
+                    scrolling amount in pixels
+                    values: "auto", integer
+                    */
+                    scrollAmount: "auto"
+                },
+                /*
+                enable content touch-swipe scrolling
+                values: boolean, integer, string (number)
+                integer values define the axis-specific minimum amount required for scrolling momentum
+                */
+                contentTouchScroll: 25,
+                /*
+                enable/disable document (default) touch-swipe scrolling
+                */
+                documentTouchScroll: true,
+                /*
+                advanced option parameters
+                */
+                advanced: {
+                    /*
+                    auto-expand content horizontally (for "x" or "yx" axis)
+                    values: boolean, integer (the value 2 forces the non scrollHeight/scrollWidth method, the value 3 forces the scrollHeight/scrollWidth method)
+                    	option						default
+                    	-------------------------------------
+                    	autoExpandHorizontalScroll	null
+                    */
+                    /*
+                    auto-scroll to elements with focus
+                    */
+                    autoScrollOnFocus: "input,textarea,select,button,datalist,keygen,a[tabindex],area,object,[contenteditable='true']",
+                    /*
+                    auto-update scrollbars on content, element or viewport resize
+                    should be true for fluid layouts/elements, adding/removing content dynamically, hiding/showing elements, content with images etc.
+                    values: boolean
+                    */
+                    updateOnContentResize: true,
+                    /*
+                    auto-update scrollbars each time each image inside the element is fully loaded
+                    values: "auto", boolean
+                    */
+                    updateOnImageLoad: "auto",
+                    /*
+                    auto-update scrollbars based on the amount and size changes of specific selectors
+                    useful when you need to update the scrollbar(s) automatically, each time a type of element is added, removed or changes its size
+                    values: boolean, string (e.g. "ul li" will auto-update scrollbars each time list-items inside the element are changed)
+                    a value of true (boolean) will auto-update scrollbars each time any element is changed
+                    	option						default
+                    	-------------------------------------
+                    	updateOnSelectorChange		null
+                    */
+                    /*
+                    extra selectors that'll allow scrollbar dragging upon mousemove/up, pointermove/up, touchend etc. (e.g. "selector-1, selector-2")
+                    	option						default
+                    	-------------------------------------
+                    	extraDraggableSelectors		null
+                    */
+                    /*
+                    extra selectors that'll release scrollbar dragging upon mouseup, pointerup, touchend etc. (e.g. "selector-1, selector-2")
+                    	option						default
+                    	-------------------------------------
+                    	releaseDraggableSelectors	null
+                    */
+                    /*
+                    auto-update timeout
+                    values: integer (milliseconds)
+                    */
+                    autoUpdateTimeout: 60
+                },
+                /*
+                scrollbar theme
+                values: string (see CSS/plugin URI for a list of ready-to-use themes)
+                */
+                theme: "light",
+                /*
+                user defined callback functions
+                */
+                callbacks: {
+                    /*
+                    Available callbacks:
+                    	callback					default
+                    	-------------------------------------
+                    	onCreate					null
+                    	onInit						null
+                    	onScrollStart				null
+                    	onScroll					null
+                    	onTotalScroll				null
+                    	onTotalScrollBack			null
+                    	whileScrolling				null
+                    	onOverflowY					null
+                    	onOverflowX					null
+                    	onOverflowYNone				null
+                    	onOverflowXNone				null
+                    	onImageLoad					null
+                    	onSelectorChange			null
+                    	onBeforeUpdate				null
+                    	onUpdate					null
+                    */
+                    onTotalScrollOffset: 0,
+                    onTotalScrollBackOffset: 0,
+                    alwaysTriggerOffsets: true
+                }
+                /*
+                add scrollbar(s) on all elements matching the current selector, now and in the future
+                values: boolean, string
+                string values: "on" (enable), "once" (disable after first invocation), "off" (disable)
+                liveSelector values: string (selector)
+                	option						default
+                	-------------------------------------
+                	live						false
+                	liveSelector				null
+                */
+            },
+
+
+
+
+
+            /*
+            ----------------------------------------
+            VARS, CONSTANTS
+            ----------------------------------------
+            */
+
+            totalInstances = 0,
+            /* plugin instances amount */
+            liveTimers = {},
+            /* live option timers */
+            oldIE = (window.attachEvent && !window.addEventListener) ? 1 : 0,
+            /* detect IE < 9 */
+            touchActive = false,
+            touchable, /* global touch vars (for touch and pointer events) */
+            /* general plugin classes */
+            classes = [
+                "mCSB_dragger_onDrag", "mCSB_scrollTools_onDrag", "mCS_img_loaded", "mCS_disabled", "mCS_destroyed", "mCS_no_scrollbar",
+                "mCS-autoHide", "mCS-dir-rtl", "mCS_no_scrollbar_y", "mCS_no_scrollbar_x", "mCS_y_hidden", "mCS_x_hidden", "mCSB_draggerContainer",
+                "mCSB_buttonUp", "mCSB_buttonDown", "mCSB_buttonLeft", "mCSB_buttonRight"
+            ],
+
+
+
+
+
+            /*
+            ----------------------------------------
+            METHODS
+            ----------------------------------------
+            */
+
+            methods = {
+
+                /*
+                plugin initialization method
+                creates the scrollbar(s), plugin data object and options
+                ----------------------------------------
+                */
+
+                init: function(options) {
+
+                    var options = $.extend(true, {}, defaults, options),
+                        selector = _selector.call(this); /* validate selector */
+
+                    /*
+                    if live option is enabled, monitor for elements matching the current selector and
+                    apply scrollbar(s) when found (now and in the future)
+                    */
+                    if (options.live) {
+                        var liveSelector = options.liveSelector || this.selector || defaultSelector,
+                            /* live selector(s) */
+                            $liveSelector = $(liveSelector); /* live selector(s) as jquery object */
+                        if (options.live === "off") {
+                            /*
+                            disable live if requested
+                            usage: $(selector).mCustomScrollbar({live:"off"});
+                            */
+                            removeLiveTimers(liveSelector);
+                            return;
+                        }
+                        liveTimers[liveSelector] = setTimeout(function() {
+                            /* call mCustomScrollbar fn on live selector(s) every half-second */
+                            $liveSelector.mCustomScrollbar(options);
+                            if (options.live === "once" && $liveSelector.length) {
+                                /* disable live after first invocation */
+                                removeLiveTimers(liveSelector);
+                            }
+                        }, 500);
+                    } else {
+                        removeLiveTimers(liveSelector);
+                    }
+
+                    /* options backward compatibility (for versions < 3.0.0) and normalization */
+                    options.setWidth = (options.set_width) ? options.set_width : options.setWidth;
+                    options.setHeight = (options.set_height) ? options.set_height : options.setHeight;
+                    options.axis = (options.horizontalScroll) ? "x" : _findAxis(options.axis);
+                    options.scrollInertia = options.scrollInertia > 0 && options.scrollInertia < 17 ? 17 : options.scrollInertia;
+                    if (typeof options.mouseWheel !== "object" && options.mouseWheel == true) {
+                        /* old school mouseWheel option (non-object) */
+                        options.mouseWheel = {
+                            enable: true,
+                            scrollAmount: "auto",
+                            axis: "y",
+                            preventDefault: false,
+                            deltaFactor: "auto",
+                            normalizeDelta: false,
+                            invert: false
+                        }
+                    }
+                    options.mouseWheel.scrollAmount = !options.mouseWheelPixels ? options.mouseWheel.scrollAmount : options.mouseWheelPixels;
+                    options.mouseWheel.normalizeDelta = !options.advanced.normalizeMouseWheelDelta ? options.mouseWheel.normalizeDelta : options.advanced.normalizeMouseWheelDelta;
+                    options.scrollButtons.scrollType = _findScrollButtonsType(options.scrollButtons.scrollType);
+
+                    _theme(options); /* theme-specific options */
+
+                    /* plugin constructor */
+                    return $(selector).each(function() {
+
+                        var $this = $(this);
+
+                        if (!$this.data(pluginPfx)) {
+                            /* prevent multiple instantiations */
+
+                            /* store options and create objects in jquery data */
+                            $this.data(pluginPfx, {
+                                idx: ++totalInstances,
+                                /* instance index */
+                                opt: options,
+                                /* options */
+                                scrollRatio: {
+                                    y: null,
+                                    x: null
+                                },
+                                /* scrollbar to content ratio */
+                                overflowed: null,
+                                /* overflowed axis */
+                                contentReset: {
+                                    y: null,
+                                    x: null
+                                },
+                                /* object to check when content resets */
+                                bindEvents: false,
+                                /* object to check if events are bound */
+                                tweenRunning: false,
+                                /* object to check if tween is running */
+                                sequential: {},
+                                /* sequential scrolling object */
+                                langDir: $this.css("direction"),
+                                /* detect/store direction (ltr or rtl) */
+                                cbOffsets: null,
+                                /* object to check whether callback offsets always trigger */
+                                /*
+                                object to check how scrolling events where last triggered
+                                "internal" (default - triggered by this script), "external" (triggered by other scripts, e.g. via scrollTo method)
+                                usage: object.data("mCS").trigger
+                                */
+                                trigger: null,
+                                /*
+                                object to check for changes in elements in order to call the update method automatically
+                                */
+                                poll: {
+                                    size: {
+                                        o: 0,
+                                        n: 0
+                                    },
+                                    img: {
+                                        o: 0,
+                                        n: 0
+                                    },
+                                    change: {
+                                        o: 0,
+                                        n: 0
+                                    }
+                                }
+                            });
+
+                            var d = $this.data(pluginPfx),
+                                o = d.opt,
+                                /* HTML data attributes */
+                                htmlDataAxis = $this.data("mcs-axis"),
+                                htmlDataSbPos = $this.data("mcs-scrollbar-position"),
+                                htmlDataTheme = $this.data("mcs-theme");
+
+                            if (htmlDataAxis) {
+                                o.axis = htmlDataAxis;
+                            } /* usage example: data-mcs-axis="y" */
+                            if (htmlDataSbPos) {
+                                o.scrollbarPosition = htmlDataSbPos;
+                            } /* usage example: data-mcs-scrollbar-position="outside" */
+                            if (htmlDataTheme) {
+                                /* usage example: data-mcs-theme="minimal" */
+                                o.theme = htmlDataTheme;
+                                _theme(o); /* theme-specific options */
+                            }
+
+                            _pluginMarkup.call(this); /* add plugin markup */
+
+                            if (d && o.callbacks.onCreate && typeof o.callbacks.onCreate === "function") {
+                                o.callbacks.onCreate.call(this);
+                            } /* callbacks: onCreate */
+
+                            $("#mCSB_" + d.idx + "_container img:not(." + classes[2] + ")").addClass(classes[2]); /* flag loaded images */
+
+                            methods.update.call(null, $this); /* call the update method */
+
+                        }
+
+                    });
+
+                },
+                /* ---------------------------------------- */
+
+
+
+                /*
+                plugin update method
+                updates content and scrollbar(s) values, events and status
+                ----------------------------------------
+                usage: $(selector).mCustomScrollbar("update");
+                */
+
+                update: function(el, cb) {
+
+                    var selector = el || _selector.call(this); /* validate selector */
+
+                    return $(selector).each(function() {
+
+                        var $this = $(this);
+
+                        if ($this.data(pluginPfx)) {
+                            /* check if plugin has initialized */
+
+                            var d = $this.data(pluginPfx),
+                                o = d.opt,
+                                mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                                mCustomScrollBox = $("#mCSB_" + d.idx),
+                                mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")];
+
+                            if (!mCSB_container.length) {
+                                return;
+                            }
+
+                            if (d.tweenRunning) {
+                                _stop($this);
+                            } /* stop any running tweens while updating */
+
+                            if (cb && d && o.callbacks.onBeforeUpdate && typeof o.callbacks.onBeforeUpdate === "function") {
+                                o.callbacks.onBeforeUpdate.call(this);
+                            } /* callbacks: onBeforeUpdate */
+
+                            /* if element was disabled or destroyed, remove class(es) */
+                            if ($this.hasClass(classes[3])) {
+                                $this.removeClass(classes[3]);
+                            }
+                            if ($this.hasClass(classes[4])) {
+                                $this.removeClass(classes[4]);
+                            }
+
+                            /* css flexbox fix, detect/set max-height */
+                            mCustomScrollBox.css("max-height", "none");
+                            if (mCustomScrollBox.height() !== $this.height()) {
+                                mCustomScrollBox.css("max-height", $this.height());
+                            }
+
+                            _expandContentHorizontally.call(this); /* expand content horizontally */
+
+                            if (o.axis !== "y" && !o.advanced.autoExpandHorizontalScroll) {
+                                mCSB_container.css("width", _contentWidth(mCSB_container));
+                            }
+
+                            d.overflowed = _overflowed.call(this); /* determine if scrolling is required */
+
+                            _scrollbarVisibility.call(this); /* show/hide scrollbar(s) */
+
+                            /* auto-adjust scrollbar dragger length analogous to content */
+                            if (o.autoDraggerLength) {
+                                _setDraggerLength.call(this);
+                            }
+
+                            _scrollRatio.call(this); /* calculate and store scrollbar to content ratio */
+
+                            _bindEvents.call(this); /* bind scrollbar events */
+
+                            /* reset scrolling position and/or events */
+                            var to = [Math.abs(mCSB_container[0].offsetTop), Math.abs(mCSB_container[0].offsetLeft)];
+                            if (o.axis !== "x") {
+                                /* y/yx axis */
+                                if (!d.overflowed[0]) {
+                                    /* y scrolling is not required */
+                                    _resetContentPosition.call(this); /* reset content position */
+                                    if (o.axis === "y") {
+                                        _unbindEvents.call(this);
+                                    } else if (o.axis === "yx" && d.overflowed[1]) {
+                                        _scrollTo($this, to[1].toString(), {
+                                            dir: "x",
+                                            dur: 0,
+                                            overwrite: "none"
+                                        });
+                                    }
+                                } else if (mCSB_dragger[0].height() > mCSB_dragger[0].parent().height()) {
+                                    _resetContentPosition.call(this); /* reset content position */
+                                } else {
+                                    /* y scrolling is required */
+                                    _scrollTo($this, to[0].toString(), {
+                                        dir: "y",
+                                        dur: 0,
+                                        overwrite: "none"
+                                    });
+                                    d.contentReset.y = null;
+                                }
+                            }
+                            if (o.axis !== "y") {
+                                /* x/yx axis */
+                                if (!d.overflowed[1]) {
+                                    /* x scrolling is not required */
+                                    _resetContentPosition.call(this); /* reset content position */
+                                    if (o.axis === "x") {
+                                        _unbindEvents.call(this);
+                                    } else if (o.axis === "yx" && d.overflowed[0]) {
+                                        _scrollTo($this, to[0].toString(), {
+                                            dir: "y",
+                                            dur: 0,
+                                            overwrite: "none"
+                                        });
+                                    }
+                                } else if (mCSB_dragger[1].width() > mCSB_dragger[1].parent().width()) {
+                                    _resetContentPosition.call(this); /* reset content position */
+                                } else {
+                                    /* x scrolling is required */
+                                    _scrollTo($this, to[1].toString(), {
+                                        dir: "x",
+                                        dur: 0,
+                                        overwrite: "none"
+                                    });
+                                    d.contentReset.x = null;
+                                }
+                            }
+
+                            /* callbacks: onImageLoad, onSelectorChange, onUpdate */
+                            if (cb && d) {
+                                if (cb === 2 && o.callbacks.onImageLoad && typeof o.callbacks.onImageLoad === "function") {
+                                    o.callbacks.onImageLoad.call(this);
+                                } else if (cb === 3 && o.callbacks.onSelectorChange && typeof o.callbacks.onSelectorChange === "function") {
+                                    o.callbacks.onSelectorChange.call(this);
+                                } else if (o.callbacks.onUpdate && typeof o.callbacks.onUpdate === "function") {
+                                    o.callbacks.onUpdate.call(this);
+                                }
+                            }
+
+                            _autoUpdate.call(this); /* initialize automatic updating (for dynamic content, fluid layouts etc.) */
+
+                        }
+
+                    });
+
+                },
+                /* ---------------------------------------- */
+
+
+
+                /*
+                plugin scrollTo method
+                triggers a scrolling event to a specific value
+                ----------------------------------------
+                usage: $(selector).mCustomScrollbar("scrollTo",value,options);
+                */
+
+                scrollTo: function(val, options) {
+
+                    /* prevent silly things like $(selector).mCustomScrollbar("scrollTo",undefined); */
+                    if (typeof val == "undefined" || val == null) {
+                        return;
+                    }
+
+                    var selector = _selector.call(this); /* validate selector */
+
+                    return $(selector).each(function() {
+
+                        var $this = $(this);
+
+                        if ($this.data(pluginPfx)) {
+                            /* check if plugin has initialized */
+
+                            var d = $this.data(pluginPfx),
+                                o = d.opt,
+                                /* method default options */
+                                methodDefaults = {
+                                    trigger: "external",
+                                    /* method is by default triggered externally (e.g. from other scripts) */
+                                    scrollInertia: o.scrollInertia,
+                                    /* scrolling inertia (animation duration) */
+                                    scrollEasing: "mcsEaseInOut",
+                                    /* animation easing */
+                                    moveDragger: false,
+                                    /* move dragger instead of content */
+                                    timeout: 60,
+                                    /* scroll-to delay */
+                                    callbacks: true,
+                                    /* enable/disable callbacks */
+                                    onStart: true,
+                                    onUpdate: true,
+                                    onComplete: true
+                                },
+                                methodOptions = $.extend(true, {}, methodDefaults, options),
+                                to = _arr.call(this, val),
+                                dur = methodOptions.scrollInertia > 0 && methodOptions.scrollInertia < 17 ? 17 : methodOptions.scrollInertia;
+
+                            /* translate yx values to actual scroll-to positions */
+                            to[0] = _to.call(this, to[0], "y");
+                            to[1] = _to.call(this, to[1], "x");
+
+                            /*
+                            check if scroll-to value moves the dragger instead of content.
+                            Only pixel values apply on dragger (e.g. 100, "100px", "-=100" etc.)
+                            */
+                            if (methodOptions.moveDragger) {
+                                to[0] *= d.scrollRatio.y;
+                                to[1] *= d.scrollRatio.x;
+                            }
 
-					if(!$this.data(pluginPfx)){ /* prevent multiple instantiations */
+                            methodOptions.dur = _isTabHidden() ? 0 : dur; //skip animations if browser tab is hidden
 
-						/* store options and create objects in jquery data */
-						$this.data(pluginPfx,{
-							idx:++totalInstances, /* instance index */
-							opt:options, /* options */
-							scrollRatio:{y:null,x:null}, /* scrollbar to content ratio */
-							overflowed:null, /* overflowed axis */
-							contentReset:{y:null,x:null}, /* object to check when content resets */
-							bindEvents:false, /* object to check if events are bound */
-							tweenRunning:false, /* object to check if tween is running */
-							sequential:{}, /* sequential scrolling object */
-							langDir:$this.css("direction"), /* detect/store direction (ltr or rtl) */
-							cbOffsets:null, /* object to check whether callback offsets always trigger */
-							/*
-							object to check how scrolling events where last triggered
-							"internal" (default - triggered by this script), "external" (triggered by other scripts, e.g. via scrollTo method)
-							usage: object.data("mCS").trigger
-							*/
-							trigger:null,
-							/*
-							object to check for changes in elements in order to call the update method automatically
-							*/
-							poll:{size:{o:0,n:0},img:{o:0,n:0},change:{o:0,n:0}}
-						});
-
-						var d=$this.data(pluginPfx),o=d.opt,
-							/* HTML data attributes */
-							htmlDataAxis=$this.data("mcs-axis"),htmlDataSbPos=$this.data("mcs-scrollbar-position"),htmlDataTheme=$this.data("mcs-theme");
-
-						if(htmlDataAxis){o.axis=htmlDataAxis;} /* usage example: data-mcs-axis="y" */
-						if(htmlDataSbPos){o.scrollbarPosition=htmlDataSbPos;} /* usage example: data-mcs-scrollbar-position="outside" */
-						if(htmlDataTheme){ /* usage example: data-mcs-theme="minimal" */
-							o.theme=htmlDataTheme;
-							_theme(o); /* theme-specific options */
-						}
-
-						_pluginMarkup.call(this); /* add plugin markup */
-
-						if(d && o.callbacks.onCreate && typeof o.callbacks.onCreate==="function"){o.callbacks.onCreate.call(this);} /* callbacks: onCreate */
-
-						$("#mCSB_"+d.idx+"_container img:not(."+classes[2]+")").addClass(classes[2]); /* flag loaded images */
-
-						methods.update.call(null,$this); /* call the update method */
-
-					}
-
-				});
-
-			},
-			/* ---------------------------------------- */
-
-
-
-			/*
-			plugin update method
-			updates content and scrollbar(s) values, events and status
-			----------------------------------------
-			usage: $(selector).mCustomScrollbar("update");
-			*/
-
-			update:function(el,cb){
-
-				var selector=el || _selector.call(this); /* validate selector */
-
-				return $(selector).each(function(){
-
-					var $this=$(this);
-
-					if($this.data(pluginPfx)){ /* check if plugin has initialized */
-
-						var d=$this.data(pluginPfx),o=d.opt,
-							mCSB_container=$("#mCSB_"+d.idx+"_container"),
-							mCustomScrollBox=$("#mCSB_"+d.idx),
-							mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")];
-
-						if(!mCSB_container.length){return;}
+                            setTimeout(function() {
+                                /* do the scrolling */
+                                if (to[0] !== null && typeof to[0] !== "undefined" && o.axis !== "x" && d.overflowed[0]) {
+                                    /* scroll y */
+                                    methodOptions.dir = "y";
+                                    methodOptions.overwrite = "all";
+                                    _scrollTo($this, to[0].toString(), methodOptions);
+                                }
+                                if (to[1] !== null && typeof to[1] !== "undefined" && o.axis !== "y" && d.overflowed[1]) {
+                                    /* scroll x */
+                                    methodOptions.dir = "x";
+                                    methodOptions.overwrite = "none";
+                                    _scrollTo($this, to[1].toString(), methodOptions);
+                                }
+                            }, methodOptions.timeout);
 
-						if(d.tweenRunning){_stop($this);} /* stop any running tweens while updating */
+                        }
 
-						if(cb && d && o.callbacks.onBeforeUpdate && typeof o.callbacks.onBeforeUpdate==="function"){o.callbacks.onBeforeUpdate.call(this);} /* callbacks: onBeforeUpdate */
+                    });
 
-						/* if element was disabled or destroyed, remove class(es) */
-						if($this.hasClass(classes[3])){$this.removeClass(classes[3]);}
-						if($this.hasClass(classes[4])){$this.removeClass(classes[4]);}
+                },
+                /* ---------------------------------------- */
 
-						/* css flexbox fix, detect/set max-height */
-						mCustomScrollBox.css("max-height","none");
-						if(mCustomScrollBox.height()!==$this.height()){mCustomScrollBox.css("max-height",$this.height());}
 
-						_expandContentHorizontally.call(this); /* expand content horizontally */
 
-						if(o.axis!=="y" && !o.advanced.autoExpandHorizontalScroll){
-							mCSB_container.css("width",_contentWidth(mCSB_container));
-						}
-
-						d.overflowed=_overflowed.call(this); /* determine if scrolling is required */
+                /*
+                plugin stop method
+                stops scrolling animation
+                ----------------------------------------
+                usage: $(selector).mCustomScrollbar("stop");
+                */
+                stop: function() {
 
-						_scrollbarVisibility.call(this); /* show/hide scrollbar(s) */
-
-						/* auto-adjust scrollbar dragger length analogous to content */
-						if(o.autoDraggerLength){_setDraggerLength.call(this);}
-
-						_scrollRatio.call(this); /* calculate and store scrollbar to content ratio */
-
-						_bindEvents.call(this); /* bind scrollbar events */
-
-						/* reset scrolling position and/or events */
-						var to=[Math.abs(mCSB_container[0].offsetTop),Math.abs(mCSB_container[0].offsetLeft)];
-						if(o.axis!=="x"){ /* y/yx axis */
-							if(!d.overflowed[0]){ /* y scrolling is not required */
-								_resetContentPosition.call(this); /* reset content position */
-								if(o.axis==="y"){
-									_unbindEvents.call(this);
-								}else if(o.axis==="yx" && d.overflowed[1]){
-									_scrollTo($this,to[1].toString(),{dir:"x",dur:0,overwrite:"none"});
-								}
-							}else if(mCSB_dragger[0].height()>mCSB_dragger[0].parent().height()){
-								_resetContentPosition.call(this); /* reset content position */
-							}else{ /* y scrolling is required */
-								_scrollTo($this,to[0].toString(),{dir:"y",dur:0,overwrite:"none"});
-								d.contentReset.y=null;
-							}
-						}
-						if(o.axis!=="y"){ /* x/yx axis */
-							if(!d.overflowed[1]){ /* x scrolling is not required */
-								_resetContentPosition.call(this); /* reset content position */
-								if(o.axis==="x"){
-									_unbindEvents.call(this);
-								}else if(o.axis==="yx" && d.overflowed[0]){
-									_scrollTo($this,to[0].toString(),{dir:"y",dur:0,overwrite:"none"});
-								}
-							}else if(mCSB_dragger[1].width()>mCSB_dragger[1].parent().width()){
-								_resetContentPosition.call(this); /* reset content position */
-							}else{ /* x scrolling is required */
-								_scrollTo($this,to[1].toString(),{dir:"x",dur:0,overwrite:"none"});
-								d.contentReset.x=null;
-							}
-						}
+                    var selector = _selector.call(this); /* validate selector */
 
-						/* callbacks: onImageLoad, onSelectorChange, onUpdate */
-						if(cb && d){
-							if(cb===2 && o.callbacks.onImageLoad && typeof o.callbacks.onImageLoad==="function"){
-								o.callbacks.onImageLoad.call(this);
-							}else if(cb===3 && o.callbacks.onSelectorChange && typeof o.callbacks.onSelectorChange==="function"){
-								o.callbacks.onSelectorChange.call(this);
-							}else if(o.callbacks.onUpdate && typeof o.callbacks.onUpdate==="function"){
-								o.callbacks.onUpdate.call(this);
-							}
-						}
+                    return $(selector).each(function() {
 
-						_autoUpdate.call(this); /* initialize automatic updating (for dynamic content, fluid layouts etc.) */
+                        var $this = $(this);
 
-					}
+                        if ($this.data(pluginPfx)) {
+                            /* check if plugin has initialized */
 
-				});
+                            _stop($this);
 
-			},
-			/* ---------------------------------------- */
+                        }
 
+                    });
 
+                },
+                /* ---------------------------------------- */
 
-			/*
-			plugin scrollTo method
-			triggers a scrolling event to a specific value
-			----------------------------------------
-			usage: $(selector).mCustomScrollbar("scrollTo",value,options);
-			*/
 
-			scrollTo:function(val,options){
 
-				/* prevent silly things like $(selector).mCustomScrollbar("scrollTo",undefined); */
-				if(typeof val=="undefined" || val==null){return;}
+                /*
+                plugin disable method
+                temporarily disables the scrollbar(s)
+                ----------------------------------------
+                usage: $(selector).mCustomScrollbar("disable",reset);
+                reset (boolean): resets content position to 0
+                */
+                disable: function(r) {
 
-				var selector=_selector.call(this); /* validate selector */
+                    var selector = _selector.call(this); /* validate selector */
 
-				return $(selector).each(function(){
+                    return $(selector).each(function() {
 
-					var $this=$(this);
+                        var $this = $(this);
 
-					if($this.data(pluginPfx)){ /* check if plugin has initialized */
+                        if ($this.data(pluginPfx)) {
+                            /* check if plugin has initialized */
 
-						var d=$this.data(pluginPfx),o=d.opt,
-							/* method default options */
-							methodDefaults={
-								trigger:"external", /* method is by default triggered externally (e.g. from other scripts) */
-								scrollInertia:o.scrollInertia, /* scrolling inertia (animation duration) */
-								scrollEasing:"mcsEaseInOut", /* animation easing */
-								moveDragger:false, /* move dragger instead of content */
-								timeout:60, /* scroll-to delay */
-								callbacks:true, /* enable/disable callbacks */
-								onStart:true,
-								onUpdate:true,
-								onComplete:true
-							},
-							methodOptions=$.extend(true,{},methodDefaults,options),
-							to=_arr.call(this,val),dur=methodOptions.scrollInertia>0 && methodOptions.scrollInertia<17 ? 17 : methodOptions.scrollInertia;
+                            var d = $this.data(pluginPfx);
 
-						/* translate yx values to actual scroll-to positions */
-						to[0]=_to.call(this,to[0],"y");
-						to[1]=_to.call(this,to[1],"x");
+                            _autoUpdate.call(this, "remove"); /* remove automatic updating */
 
-						/*
-						check if scroll-to value moves the dragger instead of content.
-						Only pixel values apply on dragger (e.g. 100, "100px", "-=100" etc.)
-						*/
-						if(methodOptions.moveDragger){
-							to[0]*=d.scrollRatio.y;
-							to[1]*=d.scrollRatio.x;
-						}
+                            _unbindEvents.call(this); /* unbind events */
 
-						methodOptions.dur=_isTabHidden() ? 0 : dur; //skip animations if browser tab is hidden
+                            if (r) {
+                                _resetContentPosition.call(this);
+                            } /* reset content position */
 
-						setTimeout(function(){
-							/* do the scrolling */
-							if(to[0]!==null && typeof to[0]!=="undefined" && o.axis!=="x" && d.overflowed[0]){ /* scroll y */
-								methodOptions.dir="y";
-								methodOptions.overwrite="all";
-								_scrollTo($this,to[0].toString(),methodOptions);
-							}
-							if(to[1]!==null && typeof to[1]!=="undefined" && o.axis!=="y" && d.overflowed[1]){ /* scroll x */
-								methodOptions.dir="x";
-								methodOptions.overwrite="none";
-								_scrollTo($this,to[1].toString(),methodOptions);
-							}
-						},methodOptions.timeout);
+                            _scrollbarVisibility.call(this, true); /* show/hide scrollbar(s) */
 
-					}
+                            $this.addClass(classes[3]); /* add disable class */
 
-				});
+                        }
 
-			},
-			/* ---------------------------------------- */
+                    });
 
+                },
+                /* ---------------------------------------- */
 
 
-			/*
-			plugin stop method
-			stops scrolling animation
-			----------------------------------------
-			usage: $(selector).mCustomScrollbar("stop");
-			*/
-			stop:function(){
 
-				var selector=_selector.call(this); /* validate selector */
+                /*
+                plugin destroy method
+                completely removes the scrollbar(s) and returns the element to its original state
+                ----------------------------------------
+                usage: $(selector).mCustomScrollbar("destroy");
+                */
+                destroy: function() {
 
-				return $(selector).each(function(){
+                    var selector = _selector.call(this); /* validate selector */
 
-					var $this=$(this);
+                    return $(selector).each(function() {
 
-					if($this.data(pluginPfx)){ /* check if plugin has initialized */
+                        var $this = $(this);
 
-						_stop($this);
+                        if ($this.data(pluginPfx)) {
+                            /* check if plugin has initialized */
 
-					}
+                            var d = $this.data(pluginPfx),
+                                o = d.opt,
+                                mCustomScrollBox = $("#mCSB_" + d.idx),
+                                mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                                scrollbar = $(".mCSB_" + d.idx + "_scrollbar");
 
-				});
+                            if (o.live) {
+                                removeLiveTimers(o.liveSelector || $(selector).selector);
+                            } /* remove live timers */
 
-			},
-			/* ---------------------------------------- */
+                            _autoUpdate.call(this, "remove"); /* remove automatic updating */
 
+                            _unbindEvents.call(this); /* unbind events */
 
+                            _resetContentPosition.call(this); /* reset content position */
 
-			/*
-			plugin disable method
-			temporarily disables the scrollbar(s)
-			----------------------------------------
-			usage: $(selector).mCustomScrollbar("disable",reset);
-			reset (boolean): resets content position to 0
-			*/
-			disable:function(r){
+                            $this.removeData(pluginPfx); /* remove plugin data object */
 
-				var selector=_selector.call(this); /* validate selector */
+                            _delete(this, "mcs"); /* delete callbacks object */
 
-				return $(selector).each(function(){
+                            /* remove plugin markup */
+                            scrollbar.remove(); /* remove scrollbar(s) first (those can be either inside or outside plugin's inner wrapper) */
+                            mCSB_container.find("img." + classes[2]).removeClass(classes[2]); /* remove loaded images flag */
+                            mCustomScrollBox.replaceWith(mCSB_container.contents()); /* replace plugin's inner wrapper with the original content */
+                            /* remove plugin classes from the element and add destroy class */
+                            $this.removeClass(pluginNS + " _" + pluginPfx + "_" + d.idx + " " + classes[6] + " " + classes[7] + " " + classes[5] + " " + classes[3]).addClass(classes[4]);
 
-					var $this=$(this);
+                        }
 
-					if($this.data(pluginPfx)){ /* check if plugin has initialized */
+                    });
 
-						var d=$this.data(pluginPfx);
+                }
+                /* ---------------------------------------- */
 
-						_autoUpdate.call(this,"remove"); /* remove automatic updating */
+            },
 
-						_unbindEvents.call(this); /* unbind events */
 
-						if(r){_resetContentPosition.call(this);} /* reset content position */
 
-						_scrollbarVisibility.call(this,true); /* show/hide scrollbar(s) */
 
-						$this.addClass(classes[3]); /* add disable class */
 
-					}
+            /*
+            ----------------------------------------
+            FUNCTIONS
+            ----------------------------------------
+            */
 
-				});
+            /* validates selector (if selector is invalid or undefined uses the default one) */
+            _selector = function() {
+                return (typeof $(this) !== "object" || $(this).length < 1) ? defaultSelector : this;
+            },
+            /* -------------------- */
 
-			},
-			/* ---------------------------------------- */
 
-
-
-			/*
-			plugin destroy method
-			completely removes the scrollbar(s) and returns the element to its original state
-			----------------------------------------
-			usage: $(selector).mCustomScrollbar("destroy");
-			*/
-			destroy:function(){
-
-				var selector=_selector.call(this); /* validate selector */
-
-				return $(selector).each(function(){
-
-					var $this=$(this);
-
-					if($this.data(pluginPfx)){ /* check if plugin has initialized */
-
-						var d=$this.data(pluginPfx),o=d.opt,
-							mCustomScrollBox=$("#mCSB_"+d.idx),
-							mCSB_container=$("#mCSB_"+d.idx+"_container"),
-							scrollbar=$(".mCSB_"+d.idx+"_scrollbar");
-
-						if(o.live){removeLiveTimers(o.liveSelector || $(selector).selector);} /* remove live timers */
-
-						_autoUpdate.call(this,"remove"); /* remove automatic updating */
-
-						_unbindEvents.call(this); /* unbind events */
-
-						_resetContentPosition.call(this); /* reset content position */
-
-						$this.removeData(pluginPfx); /* remove plugin data object */
-
-						_delete(this,"mcs"); /* delete callbacks object */
-
-						/* remove plugin markup */
-						scrollbar.remove(); /* remove scrollbar(s) first (those can be either inside or outside plugin's inner wrapper) */
-						mCSB_container.find("img."+classes[2]).removeClass(classes[2]); /* remove loaded images flag */
-						mCustomScrollBox.replaceWith(mCSB_container.contents()); /* replace plugin's inner wrapper with the original content */
-						/* remove plugin classes from the element and add destroy class */
-						$this.removeClass(pluginNS+" _"+pluginPfx+"_"+d.idx+" "+classes[6]+" "+classes[7]+" "+classes[5]+" "+classes[3]).addClass(classes[4]);
-
-					}
-
-				});
-
-			}
-			/* ---------------------------------------- */
-
-		},
-
-
-
-
-
-	/*
-	----------------------------------------
-	FUNCTIONS
-	----------------------------------------
-	*/
-
-		/* validates selector (if selector is invalid or undefined uses the default one) */
-		_selector=function(){
-			return (typeof $(this)!=="object" || $(this).length<1) ? defaultSelector : this;
-		},
-		/* -------------------- */
-
-
-		/* changes options according to theme */
-		_theme=function(obj){
-			var fixedSizeScrollbarThemes=["rounded","rounded-dark","rounded-dots","rounded-dots-dark"],
-				nonExpandedScrollbarThemes=["rounded-dots","rounded-dots-dark","3d","3d-dark","3d-thick","3d-thick-dark","inset","inset-dark","inset-2","inset-2-dark","inset-3","inset-3-dark"],
-				disabledScrollButtonsThemes=["minimal","minimal-dark"],
-				enabledAutoHideScrollbarThemes=["minimal","minimal-dark"],
-				scrollbarPositionOutsideThemes=["minimal","minimal-dark"];
-			obj.autoDraggerLength=$.inArray(obj.theme,fixedSizeScrollbarThemes) > -1 ? false : obj.autoDraggerLength;
-			obj.autoExpandScrollbar=$.inArray(obj.theme,nonExpandedScrollbarThemes) > -1 ? false : obj.autoExpandScrollbar;
-			obj.scrollButtons.enable=$.inArray(obj.theme,disabledScrollButtonsThemes) > -1 ? false : obj.scrollButtons.enable;
-			obj.autoHideScrollbar=$.inArray(obj.theme,enabledAutoHideScrollbarThemes) > -1 ? true : obj.autoHideScrollbar;
-			obj.scrollbarPosition=$.inArray(obj.theme,scrollbarPositionOutsideThemes) > -1 ? "outside" : obj.scrollbarPosition;
-		},
-		/* -------------------- */
-
-
-		/* live option timers removal */
-		removeLiveTimers=function(selector){
-			if(liveTimers[selector]){
-				clearTimeout(liveTimers[selector]);
-				_delete(liveTimers,selector);
-			}
-		},
-		/* -------------------- */
-
-
-		/* normalizes axis option to valid values: "y", "x", "yx" */
-		_findAxis=function(val){
-			return (val==="yx" || val==="xy" || val==="auto") ? "yx" : (val==="x" || val==="horizontal") ? "x" : "y";
-		},
-		/* -------------------- */
-
-
-		/* normalizes scrollButtons.scrollType option to valid values: "stepless", "stepped" */
-		_findScrollButtonsType=function(val){
-			return (val==="stepped" || val==="pixels" || val==="step" || val==="click") ? "stepped" : "stepless";
-		},
-		/* -------------------- */
-
-
-		/* generates plugin markup */
-		_pluginMarkup=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				expandClass=o.autoExpandScrollbar ? " "+classes[1]+"_expand" : "",
-				scrollbar=["<div id='mCSB_"+d.idx+"_scrollbar_vertical' class='mCSB_scrollTools mCSB_"+d.idx+"_scrollbar mCS-"+o.theme+" mCSB_scrollTools_vertical"+expandClass+"'><div class='"+classes[12]+"'><div id='mCSB_"+d.idx+"_dragger_vertical' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>","<div id='mCSB_"+d.idx+"_scrollbar_horizontal' class='mCSB_scrollTools mCSB_"+d.idx+"_scrollbar mCS-"+o.theme+" mCSB_scrollTools_horizontal"+expandClass+"'><div class='"+classes[12]+"'><div id='mCSB_"+d.idx+"_dragger_horizontal' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>"],
-				wrapperClass=o.axis==="yx" ? "mCSB_vertical_horizontal" : o.axis==="x" ? "mCSB_horizontal" : "mCSB_vertical",
-				scrollbars=o.axis==="yx" ? scrollbar[0]+scrollbar[1] : o.axis==="x" ? scrollbar[1] : scrollbar[0],
-				contentWrapper=o.axis==="yx" ? "<div id='mCSB_"+d.idx+"_container_wrapper' class='mCSB_container_wrapper' />" : "",
-				autoHideClass=o.autoHideScrollbar ? " "+classes[6] : "",
-				scrollbarDirClass=(o.axis!=="x" && d.langDir==="rtl") ? " "+classes[7] : "";
-			if(o.setWidth){$this.css("width",o.setWidth);} /* set element width */
-			if(o.setHeight){$this.css("height",o.setHeight);} /* set element height */
-			o.setLeft=(o.axis!=="y" && d.langDir==="rtl") ? "989999px" : o.setLeft; /* adjust left position for rtl direction */
-			$this.addClass(pluginNS+" _"+pluginPfx+"_"+d.idx+autoHideClass+scrollbarDirClass).wrapInner("<div id='mCSB_"+d.idx+"' class='mCustomScrollBox mCS-"+o.theme+" "+wrapperClass+"'><div id='mCSB_"+d.idx+"_container' class='mCSB_container' style='position:relative; top:"+o.setTop+"; left:"+o.setLeft+";' dir="+d.langDir+" /></div>");
-			var mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container");
-			if(o.axis!=="y" && !o.advanced.autoExpandHorizontalScroll){
-				mCSB_container.css("width",_contentWidth(mCSB_container));
-			}
-			if(o.scrollbarPosition==="outside"){
-				if($this.css("position")==="static"){ /* requires elements with non-static position */
-					$this.css("position","relative");
-				}
-				$this.css("overflow","visible");
-				mCustomScrollBox.addClass("mCSB_outside").after(scrollbars);
-			}else{
-				mCustomScrollBox.addClass("mCSB_inside").append(scrollbars);
-				mCSB_container.wrap(contentWrapper);
-			}
-			_scrollButtons.call(this); /* add scrollbar buttons */
-			/* minimum dragger length */
-			var mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")];
-			mCSB_dragger[0].css("min-height",mCSB_dragger[0].height());
-			mCSB_dragger[1].css("min-width",mCSB_dragger[1].width());
-		},
-		/* -------------------- */
-
-
-		/* calculates content width */
-		_contentWidth=function(el){
-			var val=[el[0].scrollWidth,Math.max.apply(Math,el.children().map(function(){return $(this).outerWidth(true);}).get())],w=el.parent().width();
-			return val[0]>w ? val[0] : val[1]>w ? val[1] : "100%";
-		},
-		/* -------------------- */
-
-
-		/* expands content horizontally */
-		_expandContentHorizontally=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				mCSB_container=$("#mCSB_"+d.idx+"_container");
-			if(o.advanced.autoExpandHorizontalScroll && o.axis!=="y"){
-				/* calculate scrollWidth */
-				mCSB_container.css({"width":"auto","min-width":0,"overflow-x":"scroll"});
-				var w=Math.ceil(mCSB_container[0].scrollWidth);
-				if(o.advanced.autoExpandHorizontalScroll===3 || (o.advanced.autoExpandHorizontalScroll!==2 && w>mCSB_container.parent().width())){
-					mCSB_container.css({"width":w,"min-width":"100%","overflow-x":"inherit"});
-				}else{
-					/*
-					wrap content with an infinite width div and set its position to absolute and width to auto.
-					Setting width to auto before calculating the actual width is important!
-					We must let the browser set the width as browser zoom values are impossible to calculate.
-					*/
-					mCSB_container.css({"overflow-x":"inherit","position":"absolute"})
-						.wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />")
-						.css({ /* set actual width, original position and un-wrap */
-							/*
-							get the exact width (with decimals) and then round-up.
-							Using jquery outerWidth() will round the width value which will mess up with inner elements that have non-integer width
-							*/
-							"width":(Math.ceil(mCSB_container[0].getBoundingClientRect().right+0.4)-Math.floor(mCSB_container[0].getBoundingClientRect().left)),
-							"min-width":"100%",
-							"position":"relative"
-						}).unwrap();
-				}
-			}
-		},
-		/* -------------------- */
-
-
-		/* adds scrollbar buttons */
-		_scrollButtons=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				mCSB_scrollTools=$(".mCSB_"+d.idx+"_scrollbar:first"),
-				tabindex=!_isNumeric(o.scrollButtons.tabindex) ? "" : "tabindex='"+o.scrollButtons.tabindex+"'",
-				btnHTML=[
-					"<a href='#' class='"+classes[13]+"' oncontextmenu='return false;' "+tabindex+" />",
-					"<a href='#' class='"+classes[14]+"' oncontextmenu='return false;' "+tabindex+" />",
-					"<a href='#' class='"+classes[15]+"' oncontextmenu='return false;' "+tabindex+" />",
-					"<a href='#' class='"+classes[16]+"' oncontextmenu='return false;' "+tabindex+" />"
-				],
-				btn=[(o.axis==="x" ? btnHTML[2] : btnHTML[0]),(o.axis==="x" ? btnHTML[3] : btnHTML[1]),btnHTML[2],btnHTML[3]];
-			if(o.scrollButtons.enable){
-				mCSB_scrollTools.prepend(btn[0]).append(btn[1]).next(".mCSB_scrollTools").prepend(btn[2]).append(btn[3]);
-			}
-		},
-		/* -------------------- */
-
-
-		/* auto-adjusts scrollbar dragger length */
-		_setDraggerLength=function(){
-			var $this=$(this),d=$this.data(pluginPfx),
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
-				ratio=[mCustomScrollBox.height()/mCSB_container.outerHeight(false),mCustomScrollBox.width()/mCSB_container.outerWidth(false)],
-				l=[
-					parseInt(mCSB_dragger[0].css("min-height")),Math.round(ratio[0]*mCSB_dragger[0].parent().height()),
-					parseInt(mCSB_dragger[1].css("min-width")),Math.round(ratio[1]*mCSB_dragger[1].parent().width())
-				],
-				h=oldIE && (l[1]<l[0]) ? l[0] : l[1],w=oldIE && (l[3]<l[2]) ? l[2] : l[3];
-			mCSB_dragger[0].css({
-				"height":h,"max-height":(mCSB_dragger[0].parent().height()-10)
-			}).find(".mCSB_dragger_bar").css({"line-height":l[0]+"px"});
-			mCSB_dragger[1].css({
-				"width":w,"max-width":(mCSB_dragger[1].parent().width()-10)
-			});
-		},
-		/* -------------------- */
-
-
-		/* calculates scrollbar to content ratio */
-		_scrollRatio=function(){
-			var $this=$(this),d=$this.data(pluginPfx),
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
-				scrollAmount=[mCSB_container.outerHeight(false)-mCustomScrollBox.height(),mCSB_container.outerWidth(false)-mCustomScrollBox.width()],
-				ratio=[
-					scrollAmount[0]/(mCSB_dragger[0].parent().height()-mCSB_dragger[0].height()),
-					scrollAmount[1]/(mCSB_dragger[1].parent().width()-mCSB_dragger[1].width())
-				];
-			d.scrollRatio={y:ratio[0],x:ratio[1]};
-		},
-		/* -------------------- */
-
-
-		/* toggles scrolling classes */
-		_onDragClasses=function(el,action,xpnd){
-			var expandClass=xpnd ? classes[0]+"_expanded" : "",
-				scrollbar=el.closest(".mCSB_scrollTools");
-			if(action==="active"){
-				el.toggleClass(classes[0]+" "+expandClass); scrollbar.toggleClass(classes[1]);
-				el[0]._draggable=el[0]._draggable ? 0 : 1;
-			}else{
-				if(!el[0]._draggable){
-					if(action==="hide"){
-						el.removeClass(classes[0]); scrollbar.removeClass(classes[1]);
-					}else{
-						el.addClass(classes[0]); scrollbar.addClass(classes[1]);
-					}
-				}
-			}
-		},
-		/* -------------------- */
-
-
-		/* checks if content overflows its container to determine if scrolling is required */
-		_overflowed=function(){
-			var $this=$(this),d=$this.data(pluginPfx),
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				contentHeight=d.overflowed==null ? mCSB_container.height() : mCSB_container.outerHeight(false),
-				contentWidth=d.overflowed==null ? mCSB_container.width() : mCSB_container.outerWidth(false),
-				h=mCSB_container[0].scrollHeight,w=mCSB_container[0].scrollWidth;
-			if(h>contentHeight){contentHeight=h;}
-			if(w>contentWidth){contentWidth=w;}
-			return [contentHeight>mCustomScrollBox.height(),contentWidth>mCustomScrollBox.width()];
-		},
-		/* -------------------- */
-
-
-		/* resets content position to 0 */
-		_resetContentPosition=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")];
-			_stop($this); /* stop any current scrolling before resetting */
-			if((o.axis!=="x" && !d.overflowed[0]) || (o.axis==="y" && d.overflowed[0])){ /* reset y */
-				mCSB_dragger[0].add(mCSB_container).css("top",0);
-				_scrollTo($this,"_resetY");
-			}
-			if((o.axis!=="y" && !d.overflowed[1]) || (o.axis==="x" && d.overflowed[1])){ /* reset x */
-				var cx=dx=0;
-				if(d.langDir==="rtl"){ /* adjust left position for rtl direction */
-					cx=mCustomScrollBox.width()-mCSB_container.outerWidth(false);
-					dx=Math.abs(cx/d.scrollRatio.x);
-				}
-				mCSB_container.css("left",cx);
-				mCSB_dragger[1].css("left",dx);
-				_scrollTo($this,"_resetX");
-			}
-		},
-		/* -------------------- */
-
-
-		/* binds scrollbar events */
-		_bindEvents=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt;
-			if(!d.bindEvents){ /* check if events are already bound */
-				_draggable.call(this);
-				if(o.contentTouchScroll){_contentDraggable.call(this);}
-				_selectable.call(this);
-				if(o.mouseWheel.enable){ /* bind mousewheel fn when plugin is available */
-					function _mwt(){
-						mousewheelTimeout=setTimeout(function(){
-							if(!$.event.special.mousewheel){
-								_mwt();
-							}else{
-								clearTimeout(mousewheelTimeout);
-								_mousewheel.call($this[0]);
-							}
-						},100);
-					}
-					var mousewheelTimeout;
-					_mwt();
-				}
-				_draggerRail.call(this);
-				_wrapperScroll.call(this);
-				if(o.advanced.autoScrollOnFocus){_focus.call(this);}
-				if(o.scrollButtons.enable){_buttons.call(this);}
-				if(o.keyboard.enable){_keyboard.call(this);}
-				d.bindEvents=true;
-			}
-		},
-		/* -------------------- */
-
-
-		/* unbinds scrollbar events */
-		_unbindEvents=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				namespace=pluginPfx+"_"+d.idx,
-				sb=".mCSB_"+d.idx+"_scrollbar",
-				sel=$("#mCSB_"+d.idx+",#mCSB_"+d.idx+"_container,#mCSB_"+d.idx+"_container_wrapper,"+sb+" ."+classes[12]+",#mCSB_"+d.idx+"_dragger_vertical,#mCSB_"+d.idx+"_dragger_horizontal,"+sb+">a"),
-				mCSB_container=$("#mCSB_"+d.idx+"_container");
-			if(o.advanced.releaseDraggableSelectors){sel.add($(o.advanced.releaseDraggableSelectors));}
-			if(o.advanced.extraDraggableSelectors){sel.add($(o.advanced.extraDraggableSelectors));}
-			if(d.bindEvents){ /* check if events are bound */
-				/* unbind namespaced events from document/selectors */
-				$(document).add($(!_canAccessIFrame() || top.document)).unbind("."+namespace);
-				sel.each(function(){
-					$(this).unbind("."+namespace);
-				});
-				/* clear and delete timeouts/objects */
-				clearTimeout($this[0]._focusTimeout); _delete($this[0],"_focusTimeout");
-				clearTimeout(d.sequential.step); _delete(d.sequential,"step");
-				clearTimeout(mCSB_container[0].onCompleteTimeout); _delete(mCSB_container[0],"onCompleteTimeout");
-				d.bindEvents=false;
-			}
-		},
-		/* -------------------- */
-
-
-		/* toggles scrollbar visibility */
-		_scrollbarVisibility=function(disabled){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				contentWrapper=$("#mCSB_"+d.idx+"_container_wrapper"),
-				content=contentWrapper.length ? contentWrapper : $("#mCSB_"+d.idx+"_container"),
-				scrollbar=[$("#mCSB_"+d.idx+"_scrollbar_vertical"),$("#mCSB_"+d.idx+"_scrollbar_horizontal")],
-				mCSB_dragger=[scrollbar[0].find(".mCSB_dragger"),scrollbar[1].find(".mCSB_dragger")];
-			if(o.axis!=="x"){
-				if(d.overflowed[0] && !disabled){
-					scrollbar[0].add(mCSB_dragger[0]).add(scrollbar[0].children("a")).css("display","block");
-					content.removeClass(classes[8]+" "+classes[10]);
-				}else{
-					if(o.alwaysShowScrollbar){
-						if(o.alwaysShowScrollbar!==2){mCSB_dragger[0].css("display","none");}
-						content.removeClass(classes[10]);
-					}else{
-						scrollbar[0].css("display","none");
-						content.addClass(classes[10]);
-					}
-					content.addClass(classes[8]);
-				}
-			}
-			if(o.axis!=="y"){
-				if(d.overflowed[1] && !disabled){
-					scrollbar[1].add(mCSB_dragger[1]).add(scrollbar[1].children("a")).css("display","block");
-					content.removeClass(classes[9]+" "+classes[11]);
-				}else{
-					if(o.alwaysShowScrollbar){
-						if(o.alwaysShowScrollbar!==2){mCSB_dragger[1].css("display","none");}
-						content.removeClass(classes[11]);
-					}else{
-						scrollbar[1].css("display","none");
-						content.addClass(classes[11]);
-					}
-					content.addClass(classes[9]);
-				}
-			}
-			if(!d.overflowed[0] && !d.overflowed[1]){
-				$this.addClass(classes[5]);
-			}else{
-				$this.removeClass(classes[5]);
-			}
-		},
-		/* -------------------- */
-
-
-		/* returns input coordinates of pointer, touch and mouse events (relative to document) */
-		_coordinates=function(e){
-			var t=e.type,o=e.target.ownerDocument!==document ? [$(frameElement).offset().top,$(frameElement).offset().left] : null,
-				io=_canAccessIFrame() && e.target.ownerDocument!==top.document ? [$(e.view.frameElement).offset().top,$(e.view.frameElement).offset().left] : [0,0];
-			switch(t){
-				case "pointerdown": case "MSPointerDown": case "pointermove": case "MSPointerMove": case "pointerup": case "MSPointerUp":
-					return o ? [e.originalEvent.pageY-o[0]+io[0],e.originalEvent.pageX-o[1]+io[1],false] : [e.originalEvent.pageY,e.originalEvent.pageX,false];
-					break;
-				case "touchstart": case "touchmove": case "touchend":
-					var touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
-						touches=e.originalEvent.touches.length || e.originalEvent.changedTouches.length;
-					return e.target.ownerDocument!==document ? [touch.screenY,touch.screenX,touches>1] : [touch.pageY,touch.pageX,touches>1];
-					break;
-				default:
-					return o ? [e.pageY-o[0]+io[0],e.pageX-o[1]+io[1],false] : [e.pageY,e.pageX,false];
-			}
-		},
-		/* -------------------- */
-
-
-		/*
-		SCROLLBAR DRAG EVENTS
-		scrolls content via scrollbar dragging
-		*/
-		_draggable=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				namespace=pluginPfx+"_"+d.idx,
-				draggerId=["mCSB_"+d.idx+"_dragger_vertical","mCSB_"+d.idx+"_dragger_horizontal"],
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				mCSB_dragger=$("#"+draggerId[0]+",#"+draggerId[1]),
-				draggable,dragY,dragX,
-				rds=o.advanced.releaseDraggableSelectors ? mCSB_dragger.add($(o.advanced.releaseDraggableSelectors)) : mCSB_dragger,
-				eds=o.advanced.extraDraggableSelectors ? $(!_canAccessIFrame() || top.document).add($(o.advanced.extraDraggableSelectors)) : $(!_canAccessIFrame() || top.document);
-			mCSB_dragger.bind("mousedown."+namespace+" touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace,function(e){
-				e.stopImmediatePropagation();
-				e.preventDefault();
-				if(!_mouseBtnLeft(e)){return;} /* left mouse button only */
-				touchActive=true;
-				if(oldIE){document.onselectstart=function(){return false;}} /* disable text selection for IE < 9 */
-				_iframe(false); /* enable scrollbar dragging over iframes by disabling their events */
-				_stop($this);
-				draggable=$(this);
-				var offset=draggable.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left,
-					h=draggable.height()+offset.top,w=draggable.width()+offset.left;
-				if(y<h && y>0 && x<w && x>0){
-					dragY=y;
-					dragX=x;
-				}
-				_onDragClasses(draggable,"active",o.autoExpandScrollbar);
-			}).bind("touchmove."+namespace,function(e){
-				e.stopImmediatePropagation();
-				e.preventDefault();
-				var offset=draggable.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left;
-				_drag(dragY,dragX,y,x);
-			});
-			$(document).add(eds).bind("mousemove."+namespace+" pointermove."+namespace+" MSPointerMove."+namespace,function(e){
-				if(draggable){
-					var offset=draggable.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left;
-					if(dragY===y && dragX===x){return;} /* has it really moved? */
-					_drag(dragY,dragX,y,x);
-				}
-			}).add(rds).bind("mouseup."+namespace+" touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace,function(e){
-				if(draggable){
-					_onDragClasses(draggable,"active",o.autoExpandScrollbar);
-					draggable=null;
-				}
-				touchActive=false;
-				if(oldIE){document.onselectstart=null;} /* enable text selection for IE < 9 */
-				_iframe(true); /* enable iframes events */
-			});
-			function _iframe(evt){
-				var el=mCSB_container.find("iframe");
-				if(!el.length){return;} /* check if content contains iframes */
-				var val=!evt ? "none" : "auto";
-				el.css("pointer-events",val); /* for IE11, iframe's display property should not be "block" */
-			}
-			function _drag(dragY,dragX,y,x){
-				mCSB_container[0].idleTimer=o.scrollInertia<233 ? 250 : 0;
-				if(draggable.attr("id")===draggerId[1]){
-					var dir="x",to=((draggable[0].offsetLeft-dragX)+x)*d.scrollRatio.x;
-				}else{
-					var dir="y",to=((draggable[0].offsetTop-dragY)+y)*d.scrollRatio.y;
-				}
-				_scrollTo($this,to.toString(),{dir:dir,drag:true});
-			}
-		},
-		/* -------------------- */
-
-
-		/*
-		TOUCH SWIPE EVENTS
-		scrolls content via touch swipe
-		Emulates the native touch-swipe scrolling with momentum found in iOS, Android and WP devices
-		*/
-		_contentDraggable=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				namespace=pluginPfx+"_"+d.idx,
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
-				draggable,dragY,dragX,touchStartY,touchStartX,touchMoveY=[],touchMoveX=[],startTime,runningTime,endTime,distance,speed,amount,
-				durA=0,durB,overwrite=o.axis==="yx" ? "none" : "all",touchIntent=[],touchDrag,docDrag,
-				iframe=mCSB_container.find("iframe"),
-				events=[
-					"touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace, //start
-					"touchmove."+namespace+" pointermove."+namespace+" MSPointerMove."+namespace, //move
-					"touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace //end
-				],
-				touchAction=document.body.style.touchAction!==undefined;
-			mCSB_container.bind(events[0],function(e){
-				_onTouchstart(e);
-			}).bind(events[1],function(e){
-				_onTouchmove(e);
-			});
-			mCustomScrollBox.bind(events[0],function(e){
-				_onTouchstart2(e);
-			}).bind(events[2],function(e){
-				_onTouchend(e);
-			});
-			if(iframe.length){
-				iframe.each(function(){
-					$(this).load(function(){
-						/* bind events on accessible iframes */
-						if(_canAccessIFrame(this)){
-							$(this.contentDocument || this.contentWindow.document).bind(events[0],function(e){
-								_onTouchstart(e);
-								_onTouchstart2(e);
-							}).bind(events[1],function(e){
-								_onTouchmove(e);
-							}).bind(events[2],function(e){
-								_onTouchend(e);
-							});
-						}
-					});
-				});
-			}
-			function _onTouchstart(e){
-				if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){touchable=0; return;}
-				touchable=1; touchDrag=0; docDrag=0; draggable=1;
-				$this.removeClass("mCS_touch_action");
-				var offset=mCSB_container.offset();
-				dragY=_coordinates(e)[0]-offset.top;
-				dragX=_coordinates(e)[1]-offset.left;
-				touchIntent=[_coordinates(e)[0],_coordinates(e)[1]];
-			}
-			function _onTouchmove(e){
-				if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){return;}
-				if(!o.documentTouchScroll){e.preventDefault();}
-				e.stopImmediatePropagation();
-				if(docDrag && !touchDrag){return;}
-				if(draggable){
-					runningTime=_getTime();
-					var offset=mCustomScrollBox.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left,
-						easing="mcsLinearOut";
-					touchMoveY.push(y);
-					touchMoveX.push(x);
-					touchIntent[2]=Math.abs(_coordinates(e)[0]-touchIntent[0]); touchIntent[3]=Math.abs(_coordinates(e)[1]-touchIntent[1]);
-					if(d.overflowed[0]){
-						var limit=mCSB_dragger[0].parent().height()-mCSB_dragger[0].height(),
-							prevent=((dragY-y)>0 && (y-dragY)>-(limit*d.scrollRatio.y) && (touchIntent[3]*2<touchIntent[2] || o.axis==="yx"));
-					}
-					if(d.overflowed[1]){
-						var limitX=mCSB_dragger[1].parent().width()-mCSB_dragger[1].width(),
-							preventX=((dragX-x)>0 && (x-dragX)>-(limitX*d.scrollRatio.x) && (touchIntent[2]*2<touchIntent[3] || o.axis==="yx"));
-					}
-					if(prevent || preventX){ /* prevent native document scrolling */
-						if(!touchAction){e.preventDefault();}
-						touchDrag=1;
-					}else{
-						docDrag=1;
-						$this.addClass("mCS_touch_action");
-					}
-					if(touchAction){e.preventDefault();}
-					amount=o.axis==="yx" ? [(dragY-y),(dragX-x)] : o.axis==="x" ? [null,(dragX-x)] : [(dragY-y),null];
-					mCSB_container[0].idleTimer=250;
-					if(d.overflowed[0]){_drag(amount[0],durA,easing,"y","all",true);}
-					if(d.overflowed[1]){_drag(amount[1],durA,easing,"x",overwrite,true);}
-				}
-			}
-			function _onTouchstart2(e){
-				if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){touchable=0; return;}
-				touchable=1;
-				e.stopImmediatePropagation();
-				_stop($this);
-				startTime=_getTime();
-				var offset=mCustomScrollBox.offset();
-				touchStartY=_coordinates(e)[0]-offset.top;
-				touchStartX=_coordinates(e)[1]-offset.left;
-				touchMoveY=[]; touchMoveX=[];
-			}
-			function _onTouchend(e){
-				if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){return;}
-				draggable=0;
-				e.stopImmediatePropagation();
-				touchDrag=0; docDrag=0;
-				endTime=_getTime();
-				var offset=mCustomScrollBox.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left;
-				if((endTime-runningTime)>30){return;}
-				speed=1000/(endTime-startTime);
-				var easing="mcsEaseOut",slow=speed<2.5,
-					diff=slow ? [touchMoveY[touchMoveY.length-2],touchMoveX[touchMoveX.length-2]] : [0,0];
-				distance=slow ? [(y-diff[0]),(x-diff[1])] : [y-touchStartY,x-touchStartX];
-				var absDistance=[Math.abs(distance[0]),Math.abs(distance[1])];
-				speed=slow ? [Math.abs(distance[0]/4),Math.abs(distance[1]/4)] : [speed,speed];
-				var a=[
-					Math.abs(mCSB_container[0].offsetTop)-(distance[0]*_m((absDistance[0]/speed[0]),speed[0])),
-					Math.abs(mCSB_container[0].offsetLeft)-(distance[1]*_m((absDistance[1]/speed[1]),speed[1]))
-				];
-				amount=o.axis==="yx" ? [a[0],a[1]] : o.axis==="x" ? [null,a[1]] : [a[0],null];
-				durB=[(absDistance[0]*4)+o.scrollInertia,(absDistance[1]*4)+o.scrollInertia];
-				var md=parseInt(o.contentTouchScroll) || 0; /* absolute minimum distance required */
-				amount[0]=absDistance[0]>md ? amount[0] : 0;
-				amount[1]=absDistance[1]>md ? amount[1] : 0;
-				if(d.overflowed[0]){_drag(amount[0],durB[0],easing,"y",overwrite,false);}
-				if(d.overflowed[1]){_drag(amount[1],durB[1],easing,"x",overwrite,false);}
-			}
-			function _m(ds,s){
-				var r=[s*1.5,s*2,s/1.5,s/2];
-				if(ds>90){
-					return s>4 ? r[0] : r[3];
-				}else if(ds>60){
-					return s>3 ? r[3] : r[2];
-				}else if(ds>30){
-					return s>8 ? r[1] : s>6 ? r[0] : s>4 ? s : r[2];
-				}else{
-					return s>8 ? s : r[3];
-				}
-			}
-			function _drag(amount,dur,easing,dir,overwrite,drag){
-				if(!amount){return;}
-				_scrollTo($this,amount.toString(),{dur:dur,scrollEasing:easing,dir:dir,overwrite:overwrite,drag:drag});
-			}
-		},
-		/* -------------------- */
-
-
-		/*
-		SELECT TEXT EVENTS
-		scrolls content when text is selected
-		*/
-		_selectable=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,seq=d.sequential,
-				namespace=pluginPfx+"_"+d.idx,
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				wrapper=mCSB_container.parent(),
-				action;
-			mCSB_container.bind("mousedown."+namespace,function(e){
-				if(touchable){return;}
-				if(!action){action=1; touchActive=true;}
-			}).add(document).bind("mousemove."+namespace,function(e){
-				if(!touchable && action && _sel()){
-					var offset=mCSB_container.offset(),
-						y=_coordinates(e)[0]-offset.top+mCSB_container[0].offsetTop,x=_coordinates(e)[1]-offset.left+mCSB_container[0].offsetLeft;
-					if(y>0 && y<wrapper.height() && x>0 && x<wrapper.width()){
-						if(seq.step){_seq("off",null,"stepped");}
-					}else{
-						if(o.axis!=="x" && d.overflowed[0]){
-							if(y<0){
-								_seq("on",38);
-							}else if(y>wrapper.height()){
-								_seq("on",40);
-							}
-						}
-						if(o.axis!=="y" && d.overflowed[1]){
-							if(x<0){
-								_seq("on",37);
-							}else if(x>wrapper.width()){
-								_seq("on",39);
-							}
-						}
-					}
-				}
-			}).bind("mouseup."+namespace+" dragend."+namespace,function(e){
-				if(touchable){return;}
-				if(action){action=0; _seq("off",null);}
-				touchActive=false;
-			});
-			function _sel(){
-				return 	window.getSelection ? window.getSelection().toString() :
-						document.selection && document.selection.type!="Control" ? document.selection.createRange().text : 0;
-			}
-			function _seq(a,c,s){
-				seq.type=s && action ? "stepped" : "stepless";
-				seq.scrollAmount=10;
-				_sequentialScroll($this,a,c,"mcsLinearOut",s ? 60 : null);
-			}
-		},
-		/* -------------------- */
-
-
-		/*
-		MOUSE WHEEL EVENT
-		scrolls content via mouse-wheel
-		via mouse-wheel plugin (https://github.com/brandonaaron/jquery-mousewheel)
-		*/
-		_mousewheel=function(){
-			if(!$(this).data(pluginPfx)){return;} /* Check if the scrollbar is ready to use mousewheel events (issue: #185) */
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				namespace=pluginPfx+"_"+d.idx,
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
-				iframe=$("#mCSB_"+d.idx+"_container").find("iframe");
-			if(iframe.length){
-				iframe.each(function(){
-					$(this).load(function(){
-						/* bind events on accessible iframes */
-						if(_canAccessIFrame(this)){
-							$(this.contentDocument || this.contentWindow.document).bind("mousewheel."+namespace,function(e,delta){
-								_onMousewheel(e,delta);
-							});
-						}
-					});
-				});
-			}
-			mCustomScrollBox.bind("mousewheel."+namespace,function(e,delta){
-				_onMousewheel(e,delta);
-			});
-			function _onMousewheel(e,delta){
-				_stop($this);
-				if(_disableMousewheel($this,e.target)){return;} /* disables mouse-wheel when hovering specific elements */
-				var deltaFactor=o.mouseWheel.deltaFactor!=="auto" ? parseInt(o.mouseWheel.deltaFactor) : (oldIE && e.deltaFactor<100) ? 100 : e.deltaFactor || 100,
-					dur=o.scrollInertia;
-				if(o.axis==="x" || o.mouseWheel.axis==="x"){
-					var dir="x",
-						px=[Math.round(deltaFactor*d.scrollRatio.x),parseInt(o.mouseWheel.scrollAmount)],
-						amount=o.mouseWheel.scrollAmount!=="auto" ? px[1] : px[0]>=mCustomScrollBox.width() ? mCustomScrollBox.width()*0.9 : px[0],
-						contentPos=Math.abs($("#mCSB_"+d.idx+"_container")[0].offsetLeft),
-						draggerPos=mCSB_dragger[1][0].offsetLeft,
-						limit=mCSB_dragger[1].parent().width()-mCSB_dragger[1].width(),
-						dlt=e.deltaX || e.deltaY || delta;
-				}else{
-					var dir="y",
-						px=[Math.round(deltaFactor*d.scrollRatio.y),parseInt(o.mouseWheel.scrollAmount)],
-						amount=o.mouseWheel.scrollAmount!=="auto" ? px[1] : px[0]>=mCustomScrollBox.height() ? mCustomScrollBox.height()*0.9 : px[0],
-						contentPos=Math.abs($("#mCSB_"+d.idx+"_container")[0].offsetTop),
-						draggerPos=mCSB_dragger[0][0].offsetTop,
-						limit=mCSB_dragger[0].parent().height()-mCSB_dragger[0].height(),
-						dlt=e.deltaY || delta;
-				}
-				if((dir==="y" && !d.overflowed[0]) || (dir==="x" && !d.overflowed[1])){return;}
-				if(o.mouseWheel.invert || e.webkitDirectionInvertedFromDevice){dlt=-dlt;}
-				if(o.mouseWheel.normalizeDelta){dlt=dlt<0 ? -1 : 1;}
-				if((dlt>0 && draggerPos!==0) || (dlt<0 && draggerPos!==limit) || o.mouseWheel.preventDefault){
-					e.stopImmediatePropagation();
-					e.preventDefault();
-				}
-				if(e.deltaFactor<2 && !o.mouseWheel.normalizeDelta){
-					//very low deltaFactor values mean some kind of delta acceleration (e.g. osx trackpad), so adjusting scrolling accordingly
-					amount=e.deltaFactor; dur=17;
-				}
-				_scrollTo($this,(contentPos-(dlt*amount)).toString(),{dir:dir,dur:dur});
-			}
-		},
-		/* -------------------- */
-
-
-		/* checks if iframe can be accessed */
-		_canAccessIFrame=function(iframe){
-			var html=null;
-			if(!iframe){
-				try{
-					var doc=top.document;
-					html=doc.body.innerHTML;
-				}catch(err){/* do nothing */}
-				return(html!==null);
-			}else{
-				try{
-					var doc=iframe.contentDocument || iframe.contentWindow.document;
-					html=doc.body.innerHTML;
-				}catch(err){/* do nothing */}
-				return(html!==null);
-			}
-		},
-		/* -------------------- */
-
-
-		/* disables mouse-wheel when hovering specific elements like select, datalist etc. */
-		_disableMousewheel=function(el,target){
-			var tag=target.nodeName.toLowerCase(),
-				tags=el.data(pluginPfx).opt.mouseWheel.disableOver,
-				/* elements that require focus */
-				focusTags=["select","textarea"];
-			return $.inArray(tag,tags) > -1 && !($.inArray(tag,focusTags) > -1 && !$(target).is(":focus"));
-		},
-		/* -------------------- */
-
-
-		/*
-		DRAGGER RAIL CLICK EVENT
-		scrolls content via dragger rail
-		*/
-		_draggerRail=function(){
-			var $this=$(this),d=$this.data(pluginPfx),
-				namespace=pluginPfx+"_"+d.idx,
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				wrapper=mCSB_container.parent(),
-				mCSB_draggerContainer=$(".mCSB_"+d.idx+"_scrollbar ."+classes[12]),
-				clickable;
-			mCSB_draggerContainer.bind("mousedown."+namespace+" touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace,function(e){
-				touchActive=true;
-				if(!$(e.target).hasClass("mCSB_dragger")){clickable=1;}
-			}).bind("touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace,function(e){
-				touchActive=false;
-			}).bind("click."+namespace,function(e){
-				if(!clickable){return;}
-				clickable=0;
-				if($(e.target).hasClass(classes[12]) || $(e.target).hasClass("mCSB_draggerRail")){
-					_stop($this);
-					var el=$(this),mCSB_dragger=el.find(".mCSB_dragger");
-					if(el.parent(".mCSB_scrollTools_horizontal").length>0){
-						if(!d.overflowed[1]){return;}
-						var dir="x",
-							clickDir=e.pageX>mCSB_dragger.offset().left ? -1 : 1,
-							to=Math.abs(mCSB_container[0].offsetLeft)-(clickDir*(wrapper.width()*0.9));
-					}else{
-						if(!d.overflowed[0]){return;}
-						var dir="y",
-							clickDir=e.pageY>mCSB_dragger.offset().top ? -1 : 1,
-							to=Math.abs(mCSB_container[0].offsetTop)-(clickDir*(wrapper.height()*0.9));
-					}
-					_scrollTo($this,to.toString(),{dir:dir,scrollEasing:"mcsEaseInOut"});
-				}
-			});
-		},
-		/* -------------------- */
-
-
-		/*
-		FOCUS EVENT
-		scrolls content via element focus (e.g. clicking an input, pressing TAB key etc.)
-		*/
-		_focus=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				namespace=pluginPfx+"_"+d.idx,
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				wrapper=mCSB_container.parent();
-			mCSB_container.bind("focusin."+namespace,function(e){
-				var el=$(document.activeElement),
-					nested=mCSB_container.find(".mCustomScrollBox").length,
-					dur=0;
-				if(!el.is(o.advanced.autoScrollOnFocus)){return;}
-				_stop($this);
-				clearTimeout($this[0]._focusTimeout);
-				$this[0]._focusTimer=nested ? (dur+17)*nested : 0;
-				$this[0]._focusTimeout=setTimeout(function(){
-					var	to=[_childPos(el)[0],_childPos(el)[1]],
-						contentPos=[mCSB_container[0].offsetTop,mCSB_container[0].offsetLeft],
-						isVisible=[
-							(contentPos[0]+to[0]>=0 && contentPos[0]+to[0]<wrapper.height()-el.outerHeight(false)),
-							(contentPos[1]+to[1]>=0 && contentPos[0]+to[1]<wrapper.width()-el.outerWidth(false))
-						],
-						overwrite=(o.axis==="yx" && !isVisible[0] && !isVisible[1]) ? "none" : "all";
-					if(o.axis!=="x" && !isVisible[0]){
-						_scrollTo($this,to[0].toString(),{dir:"y",scrollEasing:"mcsEaseInOut",overwrite:overwrite,dur:dur});
-					}
-					if(o.axis!=="y" && !isVisible[1]){
-						_scrollTo($this,to[1].toString(),{dir:"x",scrollEasing:"mcsEaseInOut",overwrite:overwrite,dur:dur});
-					}
-				},$this[0]._focusTimer);
-			});
-		},
-		/* -------------------- */
-
-
-		/* sets content wrapper scrollTop/scrollLeft always to 0 */
-		_wrapperScroll=function(){
-			var $this=$(this),d=$this.data(pluginPfx),
-				namespace=pluginPfx+"_"+d.idx,
-				wrapper=$("#mCSB_"+d.idx+"_container").parent();
-			wrapper.bind("scroll."+namespace,function(e){
-				if(wrapper.scrollTop()!==0 || wrapper.scrollLeft()!==0){
-					$(".mCSB_"+d.idx+"_scrollbar").css("visibility","hidden"); /* hide scrollbar(s) */
-				}
-			});
-		},
-		/* -------------------- */
-
-
-		/*
-		BUTTONS EVENTS
-		scrolls content via up, down, left and right buttons
-		*/
-		_buttons=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,seq=d.sequential,
-				namespace=pluginPfx+"_"+d.idx,
-				sel=".mCSB_"+d.idx+"_scrollbar",
-				btn=$(sel+">a");
-			btn.bind("mousedown."+namespace+" touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace+" mouseup."+namespace+" touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace+" mouseout."+namespace+" pointerout."+namespace+" MSPointerOut."+namespace+" click."+namespace,function(e){
-				e.preventDefault();
-				if(!_mouseBtnLeft(e)){return;} /* left mouse button only */
-				var btnClass=$(this).attr("class");
-				seq.type=o.scrollButtons.scrollType;
-				switch(e.type){
-					case "mousedown": case "touchstart": case "pointerdown": case "MSPointerDown":
-						if(seq.type==="stepped"){return;}
-						touchActive=true;
-						d.tweenRunning=false;
-						_seq("on",btnClass);
-						break;
-					case "mouseup": case "touchend": case "pointerup": case "MSPointerUp":
-					case "mouseout": case "pointerout": case "MSPointerOut":
-						if(seq.type==="stepped"){return;}
-						touchActive=false;
-						if(seq.dir){_seq("off",btnClass);}
-						break;
-					case "click":
-						if(seq.type!=="stepped" || d.tweenRunning){return;}
-						_seq("on",btnClass);
-						break;
-				}
-				function _seq(a,c){
-					seq.scrollAmount=o.scrollButtons.scrollAmount;
-					_sequentialScroll($this,a,c);
-				}
-			});
-		},
-		/* -------------------- */
-
-
-		/*
-		KEYBOARD EVENTS
-		scrolls content via keyboard
-		Keys: up arrow, down arrow, left arrow, right arrow, PgUp, PgDn, Home, End
-		*/
-		_keyboard=function(){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,seq=d.sequential,
-				namespace=pluginPfx+"_"+d.idx,
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				wrapper=mCSB_container.parent(),
-				editables="input,textarea,select,datalist,keygen,[contenteditable='true']",
-				iframe=mCSB_container.find("iframe"),
-				events=["blur."+namespace+" keydown."+namespace+" keyup."+namespace];
-			if(iframe.length){
-				iframe.each(function(){
-					$(this).load(function(){
-						/* bind events on accessible iframes */
-						if(_canAccessIFrame(this)){
-							$(this.contentDocument || this.contentWindow.document).bind(events[0],function(e){
-								_onKeyboard(e);
-							});
-						}
-					});
-				});
-			}
-			mCustomScrollBox.attr("tabindex","0").bind(events[0],function(e){
-				_onKeyboard(e);
-			});
-			function _onKeyboard(e){
-				switch(e.type){
-					case "blur":
-						if(d.tweenRunning && seq.dir){_seq("off",null);}
-						break;
-					case "keydown": case "keyup":
-						var code=e.keyCode ? e.keyCode : e.which,action="on";
-						if((o.axis!=="x" && (code===38 || code===40)) || (o.axis!=="y" && (code===37 || code===39))){
-							/* up (38), down (40), left (37), right (39) arrows */
-							if(((code===38 || code===40) && !d.overflowed[0]) || ((code===37 || code===39) && !d.overflowed[1])){return;}
-							if(e.type==="keyup"){action="off";}
-							if(!$(document.activeElement).is(editables)){
-								e.preventDefault();
-								e.stopImmediatePropagation();
-								_seq(action,code);
-							}
-						}else if(code===33 || code===34){
-							/* PgUp (33), PgDn (34) */
-							if(d.overflowed[0] || d.overflowed[1]){
-								e.preventDefault();
-								e.stopImmediatePropagation();
-							}
-							if(e.type==="keyup"){
-								_stop($this);
-								var keyboardDir=code===34 ? -1 : 1;
-								if(o.axis==="x" || (o.axis==="yx" && d.overflowed[1] && !d.overflowed[0])){
-									var dir="x",to=Math.abs(mCSB_container[0].offsetLeft)-(keyboardDir*(wrapper.width()*0.9));
-								}else{
-									var dir="y",to=Math.abs(mCSB_container[0].offsetTop)-(keyboardDir*(wrapper.height()*0.9));
-								}
-								_scrollTo($this,to.toString(),{dir:dir,scrollEasing:"mcsEaseInOut"});
-							}
-						}else if(code===35 || code===36){
-							/* End (35), Home (36) */
-							if(!$(document.activeElement).is(editables)){
-								if(d.overflowed[0] || d.overflowed[1]){
-									e.preventDefault();
-									e.stopImmediatePropagation();
-								}
-								if(e.type==="keyup"){
-									if(o.axis==="x" || (o.axis==="yx" && d.overflowed[1] && !d.overflowed[0])){
-										var dir="x",to=code===35 ? Math.abs(wrapper.width()-mCSB_container.outerWidth(false)) : 0;
-									}else{
-										var dir="y",to=code===35 ? Math.abs(wrapper.height()-mCSB_container.outerHeight(false)) : 0;
-									}
-									_scrollTo($this,to.toString(),{dir:dir,scrollEasing:"mcsEaseInOut"});
-								}
-							}
-						}
-						break;
-				}
-				function _seq(a,c){
-					seq.type=o.keyboard.scrollType;
-					seq.scrollAmount=o.keyboard.scrollAmount;
-					if(seq.type==="stepped" && d.tweenRunning){return;}
-					_sequentialScroll($this,a,c);
-				}
-			}
-		},
-		/* -------------------- */
-
-
-		/* scrolls content sequentially (used when scrolling via buttons, keyboard arrows etc.) */
-		_sequentialScroll=function(el,action,trigger,e,s){
-			var d=el.data(pluginPfx),o=d.opt,seq=d.sequential,
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				once=seq.type==="stepped" ? true : false,
-				steplessSpeed=o.scrollInertia < 26 ? 26 : o.scrollInertia, /* 26/1.5=17 */
-				steppedSpeed=o.scrollInertia < 1 ? 17 : o.scrollInertia;
-			switch(action){
-				case "on":
-					seq.dir=[
-						(trigger===classes[16] || trigger===classes[15] || trigger===39 || trigger===37 ? "x" : "y"),
-						(trigger===classes[13] || trigger===classes[15] || trigger===38 || trigger===37 ? -1 : 1)
-					];
-					_stop(el);
-					if(_isNumeric(trigger) && seq.type==="stepped"){return;}
-					_on(once);
-					break;
-				case "off":
-					_off();
-					if(once || (d.tweenRunning && seq.dir)){
-						_on(true);
-					}
-					break;
-			}
-
-			/* starts sequence */
-			function _on(once){
-				if(o.snapAmount){seq.scrollAmount=!(o.snapAmount instanceof Array) ? o.snapAmount : seq.dir[0]==="x" ? o.snapAmount[1] : o.snapAmount[0];} /* scrolling snapping */
-				var c=seq.type!=="stepped", /* continuous scrolling */
-					t=s ? s : !once ? 1000/60 : c ? steplessSpeed/1.5 : steppedSpeed, /* timer */
-					m=!once ? 2.5 : c ? 7.5 : 40, /* multiplier */
-					contentPos=[Math.abs(mCSB_container[0].offsetTop),Math.abs(mCSB_container[0].offsetLeft)],
-					ratio=[d.scrollRatio.y>10 ? 10 : d.scrollRatio.y,d.scrollRatio.x>10 ? 10 : d.scrollRatio.x],
-					amount=seq.dir[0]==="x" ? contentPos[1]+(seq.dir[1]*(ratio[1]*m)) : contentPos[0]+(seq.dir[1]*(ratio[0]*m)),
-					px=seq.dir[0]==="x" ? contentPos[1]+(seq.dir[1]*parseInt(seq.scrollAmount)) : contentPos[0]+(seq.dir[1]*parseInt(seq.scrollAmount)),
-					to=seq.scrollAmount!=="auto" ? px : amount,
-					easing=e ? e : !once ? "mcsLinear" : c ? "mcsLinearOut" : "mcsEaseInOut",
-					onComplete=!once ? false : true;
-				if(once && t<17){
-					to=seq.dir[0]==="x" ? contentPos[1] : contentPos[0];
-				}
-				_scrollTo(el,to.toString(),{dir:seq.dir[0],scrollEasing:easing,dur:t,onComplete:onComplete});
-				if(once){
-					seq.dir=false;
-					return;
-				}
-				clearTimeout(seq.step);
-				seq.step=setTimeout(function(){
-					_on();
-				},t);
-			}
-			/* stops sequence */
-			function _off(){
-				clearTimeout(seq.step);
-				_delete(seq,"step");
-				_stop(el);
-			}
-		},
-		/* -------------------- */
-
-
-		/* returns a yx array from value */
-		_arr=function(val){
-			var o=$(this).data(pluginPfx).opt,vals=[];
-			if(typeof val==="function"){val=val();} /* check if the value is a single anonymous function */
-			/* check if value is object or array, its length and create an array with yx values */
-			if(!(val instanceof Array)){ /* object value (e.g. {y:"100",x:"100"}, 100 etc.) */
-				vals[0]=val.y ? val.y : val.x || o.axis==="x" ? null : val;
-				vals[1]=val.x ? val.x : val.y || o.axis==="y" ? null : val;
-			}else{ /* array value (e.g. [100,100]) */
-				vals=val.length>1 ? [val[0],val[1]] : o.axis==="x" ? [null,val[0]] : [val[0],null];
-			}
-			/* check if array values are anonymous functions */
-			if(typeof vals[0]==="function"){vals[0]=vals[0]();}
-			if(typeof vals[1]==="function"){vals[1]=vals[1]();}
-			return vals;
-		},
-		/* -------------------- */
-
-
-		/* translates values (e.g. "top", 100, "100px", "#id") to actual scroll-to positions */
-		_to=function(val,dir){
-			if(val==null || typeof val=="undefined"){return;}
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				wrapper=mCSB_container.parent(),
-				t=typeof val;
-			if(!dir){dir=o.axis==="x" ? "x" : "y";}
-			var contentLength=dir==="x" ? mCSB_container.outerWidth(false) : mCSB_container.outerHeight(false),
-				contentPos=dir==="x" ? mCSB_container[0].offsetLeft : mCSB_container[0].offsetTop,
-				cssProp=dir==="x" ? "left" : "top";
-			switch(t){
-				case "function": /* this currently is not used. Consider removing it */
-					return val();
-					break;
-				case "object": /* js/jquery object */
-					var obj=val.jquery ? val : $(val);
-					if(!obj.length){return;}
-					return dir==="x" ? _childPos(obj)[1] : _childPos(obj)[0];
-					break;
-				case "string": case "number":
-					if(_isNumeric(val)){ /* numeric value */
-						return Math.abs(val);
-					}else if(val.indexOf("%")!==-1){ /* percentage value */
-						return Math.abs(contentLength*parseInt(val)/100);
-					}else if(val.indexOf("-=")!==-1){ /* decrease value */
-						return Math.abs(contentPos-parseInt(val.split("-=")[1]));
-					}else if(val.indexOf("+=")!==-1){ /* inrease value */
-						var p=(contentPos+parseInt(val.split("+=")[1]));
-						return p>=0 ? 0 : Math.abs(p);
-					}else if(val.indexOf("px")!==-1 && _isNumeric(val.split("px")[0])){ /* pixels string value (e.g. "100px") */
-						return Math.abs(val.split("px")[0]);
-					}else{
-						if(val==="top" || val==="left"){ /* special strings */
-							return 0;
-						}else if(val==="bottom"){
-							return Math.abs(wrapper.height()-mCSB_container.outerHeight(false));
-						}else if(val==="right"){
-							return Math.abs(wrapper.width()-mCSB_container.outerWidth(false));
-						}else if(val==="first" || val==="last"){
-							var obj=mCSB_container.find(":"+val);
-							return dir==="x" ? _childPos(obj)[1] : _childPos(obj)[0];
-						}else{
-							if($(val).length){ /* jquery selector */
-								return dir==="x" ? _childPos($(val))[1] : _childPos($(val))[0];
-							}else{ /* other values (e.g. "100em") */
-								mCSB_container.css(cssProp,val);
-								methods.update.call(null,$this[0]);
-								return;
-							}
-						}
-					}
-					break;
-			}
-		},
-		/* -------------------- */
-
-
-		/* calls the update method automatically */
-		_autoUpdate=function(rem){
-			var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
-				mCSB_container=$("#mCSB_"+d.idx+"_container");
-			if(rem){
-				/*
-				removes autoUpdate timer
-				usage: _autoUpdate.call(this,"remove");
-				*/
-				clearTimeout(mCSB_container[0].autoUpdate);
-				_delete(mCSB_container[0],"autoUpdate");
-				return;
-			}
-			upd();
-			function upd(){
-				clearTimeout(mCSB_container[0].autoUpdate);
-				if($this.parents("html").length===0){
-					/* check element in dom tree */
-					$this=null;
-					return;
-				}
-				mCSB_container[0].autoUpdate=setTimeout(function(){
-					/* update on specific selector(s) length and size change */
-					if(o.advanced.updateOnSelectorChange){
-						d.poll.change.n=sizesSum();
-						if(d.poll.change.n!==d.poll.change.o){
-							d.poll.change.o=d.poll.change.n;
-							doUpd(3);
-							return;
-						}
-					}
-					/* update on main element and scrollbar size changes */
-					if(o.advanced.updateOnContentResize){
-						d.poll.size.n=$this[0].scrollHeight+$this[0].scrollWidth+mCSB_container[0].offsetHeight+$this[0].offsetHeight+$this[0].offsetWidth;
-						if(d.poll.size.n!==d.poll.size.o){
-							d.poll.size.o=d.poll.size.n;
-							doUpd(1);
-							return;
-						}
-					}
-					/* update on image load */
-					if(o.advanced.updateOnImageLoad){
-						if(!(o.advanced.updateOnImageLoad==="auto" && o.axis==="y")){ //by default, it doesn't run on vertical content
-							d.poll.img.n=mCSB_container.find("img").length;
-							if(d.poll.img.n!==d.poll.img.o){
-								d.poll.img.o=d.poll.img.n;
-								mCSB_container.find("img").each(function(){
-									imgLoader(this);
-								});
-								return;
-							}
-						}
-					}
-					if(o.advanced.updateOnSelectorChange || o.advanced.updateOnContentResize || o.advanced.updateOnImageLoad){upd();}
-				},o.advanced.autoUpdateTimeout);
-			}
-			/* a tiny image loader */
-			function imgLoader(el){
-				if($(el).hasClass(classes[2])){doUpd(); return;}
-				var img=new Image();
-				function createDelegate(contextObject,delegateMethod){
-					return function(){return delegateMethod.apply(contextObject,arguments);}
-				}
-				function imgOnLoad(){
-					this.onload=null;
-					$(el).addClass(classes[2]);
-					doUpd(2);
-				}
-				img.onload=createDelegate(img,imgOnLoad);
-				img.src=el.src;
-			}
-			/* returns the total height and width sum of all elements matching the selector */
-			function sizesSum(){
-				if(o.advanced.updateOnSelectorChange===true){o.advanced.updateOnSelectorChange="*";}
-				var total=0,sel=mCSB_container.find(o.advanced.updateOnSelectorChange);
-				if(o.advanced.updateOnSelectorChange && sel.length>0){sel.each(function(){total+=this.offsetHeight+this.offsetWidth;});}
-				return total;
-			}
-			/* calls the update method */
-			function doUpd(cb){
-				clearTimeout(mCSB_container[0].autoUpdate);
-				methods.update.call(null,$this[0],cb);
-			}
-		},
-		/* -------------------- */
-
-
-		/* snaps scrolling to a multiple of a pixels number */
-		_snapAmount=function(to,amount,offset){
-			return (Math.round(to/amount)*amount-offset);
-		},
-		/* -------------------- */
-
-
-		/* stops content and scrollbar animations */
-		_stop=function(el){
-			var d=el.data(pluginPfx),
-				sel=$("#mCSB_"+d.idx+"_container,#mCSB_"+d.idx+"_container_wrapper,#mCSB_"+d.idx+"_dragger_vertical,#mCSB_"+d.idx+"_dragger_horizontal");
-			sel.each(function(){
-				_stopTween.call(this);
-			});
-		},
-		/* -------------------- */
-
-
-		/*
-		ANIMATES CONTENT
-		This is where the actual scrolling happens
-		*/
-		_scrollTo=function(el,to,options){
-			var d=el.data(pluginPfx),o=d.opt,
-				defaults={
-					trigger:"internal",
-					dir:"y",
-					scrollEasing:"mcsEaseOut",
-					drag:false,
-					dur:o.scrollInertia,
-					overwrite:"all",
-					callbacks:true,
-					onStart:true,
-					onUpdate:true,
-					onComplete:true
-				},
-				options=$.extend(defaults,options),
-				dur=[options.dur,(options.drag ? 0 : options.dur)],
-				mCustomScrollBox=$("#mCSB_"+d.idx),
-				mCSB_container=$("#mCSB_"+d.idx+"_container"),
-				wrapper=mCSB_container.parent(),
-				totalScrollOffsets=o.callbacks.onTotalScrollOffset ? _arr.call(el,o.callbacks.onTotalScrollOffset) : [0,0],
-				totalScrollBackOffsets=o.callbacks.onTotalScrollBackOffset ? _arr.call(el,o.callbacks.onTotalScrollBackOffset) : [0,0];
-			d.trigger=options.trigger;
-			if(wrapper.scrollTop()!==0 || wrapper.scrollLeft()!==0){ /* always reset scrollTop/Left */
-				$(".mCSB_"+d.idx+"_scrollbar").css("visibility","visible");
-				wrapper.scrollTop(0).scrollLeft(0);
-			}
-			if(to==="_resetY" && !d.contentReset.y){
-				/* callbacks: onOverflowYNone */
-				if(_cb("onOverflowYNone")){o.callbacks.onOverflowYNone.call(el[0]);}
-				d.contentReset.y=1;
-			}
-			if(to==="_resetX" && !d.contentReset.x){
-				/* callbacks: onOverflowXNone */
-				if(_cb("onOverflowXNone")){o.callbacks.onOverflowXNone.call(el[0]);}
-				d.contentReset.x=1;
-			}
-			if(to==="_resetY" || to==="_resetX"){return;}
-			if((d.contentReset.y || !el[0].mcs) && d.overflowed[0]){
-				/* callbacks: onOverflowY */
-				if(_cb("onOverflowY")){o.callbacks.onOverflowY.call(el[0]);}
-				d.contentReset.x=null;
-			}
-			if((d.contentReset.x || !el[0].mcs) && d.overflowed[1]){
-				/* callbacks: onOverflowX */
-				if(_cb("onOverflowX")){o.callbacks.onOverflowX.call(el[0]);}
-				d.contentReset.x=null;
-			}
-			if(o.snapAmount){ /* scrolling snapping */
-				var snapAmount=!(o.snapAmount instanceof Array) ? o.snapAmount : options.dir==="x" ? o.snapAmount[1] : o.snapAmount[0];
-				to=_snapAmount(to,snapAmount,o.snapOffset);
-			}
-			switch(options.dir){
-				case "x":
-					var mCSB_dragger=$("#mCSB_"+d.idx+"_dragger_horizontal"),
-						property="left",
-						contentPos=mCSB_container[0].offsetLeft,
-						limit=[
-							mCustomScrollBox.width()-mCSB_container.outerWidth(false),
-							mCSB_dragger.parent().width()-mCSB_dragger.width()
-						],
-						scrollTo=[to,to===0 ? 0 : (to/d.scrollRatio.x)],
-						tso=totalScrollOffsets[1],
-						tsbo=totalScrollBackOffsets[1],
-						totalScrollOffset=tso>0 ? tso/d.scrollRatio.x : 0,
-						totalScrollBackOffset=tsbo>0 ? tsbo/d.scrollRatio.x : 0;
-					break;
-				case "y":
-					var mCSB_dragger=$("#mCSB_"+d.idx+"_dragger_vertical"),
-						property="top",
-						contentPos=mCSB_container[0].offsetTop,
-						limit=[
-							mCustomScrollBox.height()-mCSB_container.outerHeight(false),
-							mCSB_dragger.parent().height()-mCSB_dragger.height()
-						],
-						scrollTo=[to,to===0 ? 0 : (to/d.scrollRatio.y)],
-						tso=totalScrollOffsets[0],
-						tsbo=totalScrollBackOffsets[0],
-						totalScrollOffset=tso>0 ? tso/d.scrollRatio.y : 0,
-						totalScrollBackOffset=tsbo>0 ? tsbo/d.scrollRatio.y : 0;
-					break;
-			}
-			if(scrollTo[1]<0 || (scrollTo[0]===0 && scrollTo[1]===0)){
-				scrollTo=[0,0];
-			}else if(scrollTo[1]>=limit[1]){
-				scrollTo=[limit[0],limit[1]];
-			}else{
-				scrollTo[0]=-scrollTo[0];
-			}
-			if(!el[0].mcs){
-				_mcs();  /* init mcs object (once) to make it available before callbacks */
-				if(_cb("onInit")){o.callbacks.onInit.call(el[0]);} /* callbacks: onInit */
-			}
-			clearTimeout(mCSB_container[0].onCompleteTimeout);
-			_tweenTo(mCSB_dragger[0],property,Math.round(scrollTo[1]),dur[1],options.scrollEasing);
-			if(!d.tweenRunning && ((contentPos===0 && scrollTo[0]>=0) || (contentPos===limit[0] && scrollTo[0]<=limit[0]))){return;}
-			_tweenTo(mCSB_container[0],property,Math.round(scrollTo[0]),dur[0],options.scrollEasing,options.overwrite,{
-				onStart:function(){
-					if(options.callbacks && options.onStart && !d.tweenRunning){
-						/* callbacks: onScrollStart */
-						if(_cb("onScrollStart")){_mcs(); o.callbacks.onScrollStart.call(el[0]);}
-						d.tweenRunning=true;
-						_onDragClasses(mCSB_dragger);
-						d.cbOffsets=_cbOffsets();
-					}
-				},onUpdate:function(){
-					if(options.callbacks && options.onUpdate){
-						/* callbacks: whileScrolling */
-						if(_cb("whileScrolling")){_mcs(); o.callbacks.whileScrolling.call(el[0]);}
-					}
-				},onComplete:function(){
-					if(options.callbacks && options.onComplete){
-						if(o.axis==="yx"){clearTimeout(mCSB_container[0].onCompleteTimeout);}
-						var t=mCSB_container[0].idleTimer || 0;
-						mCSB_container[0].onCompleteTimeout=setTimeout(function(){
-							/* callbacks: onScroll, onTotalScroll, onTotalScrollBack */
-							if(_cb("onScroll")){_mcs(); o.callbacks.onScroll.call(el[0]);}
-							if(_cb("onTotalScroll") && scrollTo[1]>=limit[1]-totalScrollOffset && d.cbOffsets[0]){_mcs(); o.callbacks.onTotalScroll.call(el[0]);}
-							if(_cb("onTotalScrollBack") && scrollTo[1]<=totalScrollBackOffset && d.cbOffsets[1]){_mcs(); o.callbacks.onTotalScrollBack.call(el[0]);}
-							d.tweenRunning=false;
-							mCSB_container[0].idleTimer=0;
-							_onDragClasses(mCSB_dragger,"hide");
-						},t);
-					}
-				}
-			});
-			/* checks if callback function exists */
-			function _cb(cb){
-				return d && o.callbacks[cb] && typeof o.callbacks[cb]==="function";
-			}
-			/* checks whether callback offsets always trigger */
-			function _cbOffsets(){
-				return [o.callbacks.alwaysTriggerOffsets || contentPos>=limit[0]+tso,o.callbacks.alwaysTriggerOffsets || contentPos<=-tsbo];
-			}
-			/*
-			populates object with useful values for the user
-			values:
-				content: this.mcs.content
-				content top position: this.mcs.top
-				content left position: this.mcs.left
-				dragger top position: this.mcs.draggerTop
-				dragger left position: this.mcs.draggerLeft
-				scrolling y percentage: this.mcs.topPct
-				scrolling x percentage: this.mcs.leftPct
-				scrolling direction: this.mcs.direction
-			*/
-			function _mcs(){
-				var cp=[mCSB_container[0].offsetTop,mCSB_container[0].offsetLeft], /* content position */
-					dp=[mCSB_dragger[0].offsetTop,mCSB_dragger[0].offsetLeft], /* dragger position */
-					cl=[mCSB_container.outerHeight(false),mCSB_container.outerWidth(false)], /* content length */
-					pl=[mCustomScrollBox.height(),mCustomScrollBox.width()]; /* content parent length */
-				el[0].mcs={
-					content:mCSB_container, /* original content wrapper as jquery object */
-					top:cp[0],left:cp[1],draggerTop:dp[0],draggerLeft:dp[1],
-					topPct:Math.round((100*Math.abs(cp[0]))/(Math.abs(cl[0])-pl[0])),leftPct:Math.round((100*Math.abs(cp[1]))/(Math.abs(cl[1])-pl[1])),
-					direction:options.dir
-				};
-				/*
-				this refers to the original element containing the scrollbar(s)
-				usage: this.mcs.top, this.mcs.leftPct etc.
-				*/
-			}
-		},
-		/* -------------------- */
-
-
-		/*
-		CUSTOM JAVASCRIPT ANIMATION TWEEN
-		Lighter and faster than jquery animate() and css transitions
-		Animates top/left properties and includes easings
-		*/
-		_tweenTo=function(el,prop,to,duration,easing,overwrite,callbacks){
-			if(!el._mTween){el._mTween={top:{},left:{}};}
-			var callbacks=callbacks || {},
-				onStart=callbacks.onStart || function(){},onUpdate=callbacks.onUpdate || function(){},onComplete=callbacks.onComplete || function(){},
-				startTime=_getTime(),_delay,progress=0,from=el.offsetTop,elStyle=el.style,_request,tobj=el._mTween[prop];
-			if(prop==="left"){from=el.offsetLeft;}
-			var diff=to-from;
-			tobj.stop=0;
-			if(overwrite!=="none"){_cancelTween();}
-			_startTween();
-			function _step(){
-				if(tobj.stop){return;}
-				if(!progress){onStart.call();}
-				progress=_getTime()-startTime;
-				_tween();
-				if(progress>=tobj.time){
-					tobj.time=(progress>tobj.time) ? progress+_delay-(progress-tobj.time) : progress+_delay-1;
-					if(tobj.time<progress+1){tobj.time=progress+1;}
-				}
-				if(tobj.time<duration){tobj.id=_request(_step);}else{onComplete.call();}
-			}
-			function _tween(){
-				if(duration>0){
-					tobj.currVal=_ease(tobj.time,from,diff,duration,easing);
-					elStyle[prop]=Math.round(tobj.currVal)+"px";
-				}else{
-					elStyle[prop]=to+"px";
-				}
-				onUpdate.call();
-			}
-			function _startTween(){
-				_delay=1000/60;
-				tobj.time=progress+_delay;
-				_request=(!window.requestAnimationFrame) ? function(f){_tween(); return setTimeout(f,0.01);} : window.requestAnimationFrame;
-				tobj.id=_request(_step);
-			}
-			function _cancelTween(){
-				if(tobj.id==null){return;}
-				if(!window.requestAnimationFrame){clearTimeout(tobj.id);
-				}else{window.cancelAnimationFrame(tobj.id);}
-				tobj.id=null;
-			}
-			function _ease(t,b,c,d,type){
-				switch(type){
-					case "linear": case "mcsLinear":
-						return c*t/d + b;
-						break;
-					case "mcsLinearOut":
-						t/=d; t--; return c * Math.sqrt(1 - t*t) + b;
-						break;
-					case "easeInOutSmooth":
-						t/=d/2;
-						if(t<1) return c/2*t*t + b;
-						t--;
-						return -c/2 * (t*(t-2) - 1) + b;
-						break;
-					case "easeInOutStrong":
-						t/=d/2;
-						if(t<1) return c/2 * Math.pow( 2, 10 * (t - 1) ) + b;
-						t--;
-						return c/2 * ( -Math.pow( 2, -10 * t) + 2 ) + b;
-						break;
-					case "easeInOut": case "mcsEaseInOut":
-						t/=d/2;
-						if(t<1) return c/2*t*t*t + b;
-						t-=2;
-						return c/2*(t*t*t + 2) + b;
-						break;
-					case "easeOutSmooth":
-						t/=d; t--;
-						return -c * (t*t*t*t - 1) + b;
-						break;
-					case "easeOutStrong":
-						return c * ( -Math.pow( 2, -10 * t/d ) + 1 ) + b;
-						break;
-					case "easeOut": case "mcsEaseOut": default:
-						var ts=(t/=d)*t,tc=ts*t;
-						return b+c*(0.499999999999997*tc*ts + -2.5*ts*ts + 5.5*tc + -6.5*ts + 4*t);
-				}
-			}
-		},
-		/* -------------------- */
-
-
-		/* returns current time */
-		_getTime=function(){
-			if(window.performance && window.performance.now){
-				return window.performance.now();
-			}else{
-				if(window.performance && window.performance.webkitNow){
-					return window.performance.webkitNow();
-				}else{
-					if(Date.now){return Date.now();}else{return new Date().getTime();}
-				}
-			}
-		},
-		/* -------------------- */
-
-
-		/* stops a tween */
-		_stopTween=function(){
-			var el=this;
-			if(!el._mTween){el._mTween={top:{},left:{}};}
-			var props=["top","left"];
-			for(var i=0; i<props.length; i++){
-				var prop=props[i];
-				if(el._mTween[prop].id){
-					if(!window.requestAnimationFrame){clearTimeout(el._mTween[prop].id);
-					}else{window.cancelAnimationFrame(el._mTween[prop].id);}
-					el._mTween[prop].id=null;
-					el._mTween[prop].stop=1;
-				}
-			}
-		},
-		/* -------------------- */
-
-
-		/* deletes a property (avoiding the exception thrown by IE) */
-		_delete=function(c,m){
-			try{delete c[m];}catch(e){c[m]=null;}
-		},
-		/* -------------------- */
-
-
-		/* detects left mouse button */
-		_mouseBtnLeft=function(e){
-			return !(e.which && e.which!==1);
-		},
-		/* -------------------- */
-
-
-		/* detects if pointer type event is touch */
-		_pointerTouch=function(e){
-			var t=e.originalEvent.pointerType;
-			return !(t && t!=="touch" && t!==2);
-		},
-		/* -------------------- */
-
-
-		/* checks if value is numeric */
-		_isNumeric=function(val){
-			return !isNaN(parseFloat(val)) && isFinite(val);
-		},
-		/* -------------------- */
-
-
-		/* returns element position according to content */
-		_childPos=function(el){
-			var p=el.parents(".mCSB_container");
-			return [el.offset().top-p.offset().top,el.offset().left-p.offset().left];
-		},
-		/* -------------------- */
-
-
-		/* checks if browser tab is hidden/inactive via Page Visibility API */
-		_isTabHidden=function(){
-			var prop=_getHiddenProp();
-			if(!prop) return false;
-			return document[prop];
-			function _getHiddenProp(){
-				var pfx=["webkit","moz","ms","o"];
-				if("hidden" in document) return "hidden"; //natively supported
-				for(var i=0; i<pfx.length; i++){ //prefixed
-				    if((pfx[i]+"Hidden") in document)
-				        return pfx[i]+"Hidden";
-				}
-				return null; //not supported
-			}
-		};
-		/* -------------------- */
-
-
-
-
-
-	/*
-	----------------------------------------
-	PLUGIN SETUP
-	----------------------------------------
-	*/
-
-	/* plugin constructor functions */
-	$.fn[pluginNS]=function(method){ /* usage: $(selector).mCustomScrollbar(); */
-		if(methods[method]){
-			return methods[method].apply(this,Array.prototype.slice.call(arguments,1));
-		}else if(typeof method==="object" || !method){
-			return methods.init.apply(this,arguments);
-		}else{
-			$.error("Method "+method+" does not exist");
-		}
-	};
-	$[pluginNS]=function(method){ /* usage: $.mCustomScrollbar(); */
-		if(methods[method]){
-			return methods[method].apply(this,Array.prototype.slice.call(arguments,1));
-		}else if(typeof method==="object" || !method){
-			return methods.init.apply(this,arguments);
-		}else{
-			$.error("Method "+method+" does not exist");
-		}
-	};
-
-	/*
-	allow setting plugin default options.
-	usage: $.mCustomScrollbar.defaults.scrollInertia=500;
-	to apply any changed default options on default selectors (below), use inside document ready fn
-	e.g.: $(document).ready(function(){ $.mCustomScrollbar.defaults.scrollInertia=500; });
-	*/
-	$[pluginNS].defaults=defaults;
-
-	/*
-	add window object (window.mCustomScrollbar)
-	usage: if(window.mCustomScrollbar){console.log("custom scrollbar plugin loaded");}
-	*/
-	window[pluginNS]=true;
-
-	$(window).load(function(){
-
-		$(defaultSelector)[pluginNS](); /* add scrollbars automatically on default selector */
-
-		/* extend jQuery expressions */
-		$.extend($.expr[":"],{
-			/* checks if element is within scrollable viewport */
-			mcsInView:$.expr[":"].mcsInView || function(el){
-				var $el=$(el),content=$el.parents(".mCSB_container"),wrapper,cPos;
-				if(!content.length){return;}
-				wrapper=content.parent();
-				cPos=[content[0].offsetTop,content[0].offsetLeft];
-				return 	cPos[0]+_childPos($el)[0]>=0 && cPos[0]+_childPos($el)[0]<wrapper.height()-$el.outerHeight(false) &&
-						cPos[1]+_childPos($el)[1]>=0 && cPos[1]+_childPos($el)[1]<wrapper.width()-$el.outerWidth(false);
-			},
-			/* checks if element is overflowed having visible scrollbar(s) */
-			mcsOverflow:$.expr[":"].mcsOverflow || function(el){
-				var d=$(el).data(pluginPfx);
-				if(!d){return;}
-				return d.overflowed[0] || d.overflowed[1];
-			}
-		});
-
-	});
-
-}))}));
+            /* changes options according to theme */
+            _theme = function(obj) {
+                var fixedSizeScrollbarThemes = ["rounded", "rounded-dark", "rounded-dots", "rounded-dots-dark"],
+                    nonExpandedScrollbarThemes = ["rounded-dots", "rounded-dots-dark", "3d", "3d-dark", "3d-thick", "3d-thick-dark", "inset", "inset-dark", "inset-2", "inset-2-dark", "inset-3", "inset-3-dark"],
+                    disabledScrollButtonsThemes = ["minimal", "minimal-dark"],
+                    enabledAutoHideScrollbarThemes = ["minimal", "minimal-dark"],
+                    scrollbarPositionOutsideThemes = ["minimal", "minimal-dark"];
+                obj.autoDraggerLength = $.inArray(obj.theme, fixedSizeScrollbarThemes) > -1 ? false : obj.autoDraggerLength;
+                obj.autoExpandScrollbar = $.inArray(obj.theme, nonExpandedScrollbarThemes) > -1 ? false : obj.autoExpandScrollbar;
+                obj.scrollButtons.enable = $.inArray(obj.theme, disabledScrollButtonsThemes) > -1 ? false : obj.scrollButtons.enable;
+                obj.autoHideScrollbar = $.inArray(obj.theme, enabledAutoHideScrollbarThemes) > -1 ? true : obj.autoHideScrollbar;
+                obj.scrollbarPosition = $.inArray(obj.theme, scrollbarPositionOutsideThemes) > -1 ? "outside" : obj.scrollbarPosition;
+            },
+            /* -------------------- */
+
+
+            /* live option timers removal */
+            removeLiveTimers = function(selector) {
+                if (liveTimers[selector]) {
+                    clearTimeout(liveTimers[selector]);
+                    _delete(liveTimers, selector);
+                }
+            },
+            /* -------------------- */
+
+
+            /* normalizes axis option to valid values: "y", "x", "yx" */
+            _findAxis = function(val) {
+                return (val === "yx" || val === "xy" || val === "auto") ? "yx" : (val === "x" || val === "horizontal") ? "x" : "y";
+            },
+            /* -------------------- */
+
+
+            /* normalizes scrollButtons.scrollType option to valid values: "stepless", "stepped" */
+            _findScrollButtonsType = function(val) {
+                return (val === "stepped" || val === "pixels" || val === "step" || val === "click") ? "stepped" : "stepless";
+            },
+            /* -------------------- */
+
+
+            /* generates plugin markup */
+            _pluginMarkup = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    expandClass = o.autoExpandScrollbar ? " " + classes[1] + "_expand" : "",
+                    scrollbar = ["<div id='mCSB_" + d.idx + "_scrollbar_vertical' class='mCSB_scrollTools mCSB_" + d.idx + "_scrollbar mCS-" + o.theme + " mCSB_scrollTools_vertical" + expandClass + "'><div class='" + classes[12] + "'><div id='mCSB_" + d.idx + "_dragger_vertical' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>", "<div id='mCSB_" + d.idx + "_scrollbar_horizontal' class='mCSB_scrollTools mCSB_" + d.idx + "_scrollbar mCS-" + o.theme + " mCSB_scrollTools_horizontal" + expandClass + "'><div class='" + classes[12] + "'><div id='mCSB_" + d.idx + "_dragger_horizontal' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>"],
+                    wrapperClass = o.axis === "yx" ? "mCSB_vertical_horizontal" : o.axis === "x" ? "mCSB_horizontal" : "mCSB_vertical",
+                    scrollbars = o.axis === "yx" ? scrollbar[0] + scrollbar[1] : o.axis === "x" ? scrollbar[1] : scrollbar[0],
+                    contentWrapper = o.axis === "yx" ? "<div id='mCSB_" + d.idx + "_container_wrapper' class='mCSB_container_wrapper' />" : "",
+                    autoHideClass = o.autoHideScrollbar ? " " + classes[6] : "",
+                    scrollbarDirClass = (o.axis !== "x" && d.langDir === "rtl") ? " " + classes[7] : "";
+                if (o.setWidth) {
+                    $this.css("width", o.setWidth);
+                } /* set element width */
+                if (o.setHeight) {
+                    $this.css("height", o.setHeight);
+                } /* set element height */
+                o.setLeft = (o.axis !== "y" && d.langDir === "rtl") ? "989999px" : o.setLeft; /* adjust left position for rtl direction */
+                $this.addClass(pluginNS + " _" + pluginPfx + "_" + d.idx + autoHideClass + scrollbarDirClass).wrapInner("<div id='mCSB_" + d.idx + "' class='mCustomScrollBox mCS-" + o.theme + " " + wrapperClass + "'><div id='mCSB_" + d.idx + "_container' class='mCSB_container' style='position:relative; top:" + o.setTop + "; left:" + o.setLeft + ";' dir=" + d.langDir + " /></div>");
+                var mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container");
+                if (o.axis !== "y" && !o.advanced.autoExpandHorizontalScroll) {
+                    mCSB_container.css("width", _contentWidth(mCSB_container));
+                }
+                if (o.scrollbarPosition === "outside") {
+                    if ($this.css("position") === "static") {
+                        /* requires elements with non-static position */
+                        $this.css("position", "relative");
+                    }
+                    $this.css("overflow", "visible");
+                    mCustomScrollBox.addClass("mCSB_outside").after(scrollbars);
+                } else {
+                    mCustomScrollBox.addClass("mCSB_inside").append(scrollbars);
+                    mCSB_container.wrap(contentWrapper);
+                }
+                _scrollButtons.call(this); /* add scrollbar buttons */
+                /* minimum dragger length */
+                var mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")];
+                mCSB_dragger[0].css("min-height", mCSB_dragger[0].height());
+                mCSB_dragger[1].css("min-width", mCSB_dragger[1].width());
+            },
+            /* -------------------- */
+
+
+            /* calculates content width */
+            _contentWidth = function(el) {
+                var val = [el[0].scrollWidth, Math.max.apply(Math, el.children().map(function() {
+                        return $(this).outerWidth(true);
+                    }).get())],
+                    w = el.parent().width();
+                return val[0] > w ? val[0] : val[1] > w ? val[1] : "100%";
+            },
+            /* -------------------- */
+
+
+            /* expands content horizontally */
+            _expandContentHorizontally = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container");
+                if (o.advanced.autoExpandHorizontalScroll && o.axis !== "y") {
+                    /* calculate scrollWidth */
+                    mCSB_container.css({
+                        "width": "auto",
+                        "min-width": 0,
+                        "overflow-x": "scroll"
+                    });
+                    var w = Math.ceil(mCSB_container[0].scrollWidth);
+                    if (o.advanced.autoExpandHorizontalScroll === 3 || (o.advanced.autoExpandHorizontalScroll !== 2 && w > mCSB_container.parent().width())) {
+                        mCSB_container.css({
+                            "width": w,
+                            "min-width": "100%",
+                            "overflow-x": "inherit"
+                        });
+                    } else {
+                        /*
+                        wrap content with an infinite width div and set its position to absolute and width to auto.
+                        Setting width to auto before calculating the actual width is important!
+                        We must let the browser set the width as browser zoom values are impossible to calculate.
+                        */
+                        mCSB_container.css({
+                                "overflow-x": "inherit",
+                                "position": "absolute"
+                            })
+                            .wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />")
+                            .css({
+                                /* set actual width, original position and un-wrap */
+                                /*
+                                get the exact width (with decimals) and then round-up.
+                                Using jquery outerWidth() will round the width value which will mess up with inner elements that have non-integer width
+                                */
+                                "width": (Math.ceil(mCSB_container[0].getBoundingClientRect().right + 0.4) - Math.floor(mCSB_container[0].getBoundingClientRect().left)),
+                                "min-width": "100%",
+                                "position": "relative"
+                            }).unwrap();
+                    }
+                }
+            },
+            /* -------------------- */
+
+
+            /* adds scrollbar buttons */
+            _scrollButtons = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    mCSB_scrollTools = $(".mCSB_" + d.idx + "_scrollbar:first"),
+                    tabindex = !_isNumeric(o.scrollButtons.tabindex) ? "" : "tabindex='" + o.scrollButtons.tabindex + "'",
+                    btnHTML = [
+                        "<a href='#' class='" + classes[13] + "' oncontextmenu='return false;' " + tabindex + " />",
+                        "<a href='#' class='" + classes[14] + "' oncontextmenu='return false;' " + tabindex + " />",
+                        "<a href='#' class='" + classes[15] + "' oncontextmenu='return false;' " + tabindex + " />",
+                        "<a href='#' class='" + classes[16] + "' oncontextmenu='return false;' " + tabindex + " />"
+                    ],
+                    btn = [(o.axis === "x" ? btnHTML[2] : btnHTML[0]), (o.axis === "x" ? btnHTML[3] : btnHTML[1]), btnHTML[2], btnHTML[3]];
+                if (o.scrollButtons.enable) {
+                    mCSB_scrollTools.prepend(btn[0]).append(btn[1]).next(".mCSB_scrollTools").prepend(btn[2]).append(btn[3]);
+                }
+            },
+            /* -------------------- */
+
+
+            /* auto-adjusts scrollbar dragger length */
+            _setDraggerLength = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
+                    ratio = [mCustomScrollBox.height() / mCSB_container.outerHeight(false), mCustomScrollBox.width() / mCSB_container.outerWidth(false)],
+                    l = [
+                        parseInt(mCSB_dragger[0].css("min-height")), Math.round(ratio[0] * mCSB_dragger[0].parent().height()),
+                        parseInt(mCSB_dragger[1].css("min-width")), Math.round(ratio[1] * mCSB_dragger[1].parent().width())
+                    ],
+                    h = oldIE && (l[1] < l[0]) ? l[0] : l[1],
+                    w = oldIE && (l[3] < l[2]) ? l[2] : l[3];
+                mCSB_dragger[0].css({
+                    "height": h,
+                    "max-height": (mCSB_dragger[0].parent().height() - 10)
+                }).find(".mCSB_dragger_bar").css({
+                    "line-height": l[0] + "px"
+                });
+                mCSB_dragger[1].css({
+                    "width": w,
+                    "max-width": (mCSB_dragger[1].parent().width() - 10)
+                });
+            },
+            /* -------------------- */
+
+
+            /* calculates scrollbar to content ratio */
+            _scrollRatio = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
+                    scrollAmount = [mCSB_container.outerHeight(false) - mCustomScrollBox.height(), mCSB_container.outerWidth(false) - mCustomScrollBox.width()],
+                    ratio = [
+                        scrollAmount[0] / (mCSB_dragger[0].parent().height() - mCSB_dragger[0].height()),
+                        scrollAmount[1] / (mCSB_dragger[1].parent().width() - mCSB_dragger[1].width())
+                    ];
+                d.scrollRatio = {
+                    y: ratio[0],
+                    x: ratio[1]
+                };
+            },
+            /* -------------------- */
+
+
+            /* toggles scrolling classes */
+            _onDragClasses = function(el, action, xpnd) {
+                var expandClass = xpnd ? classes[0] + "_expanded" : "",
+                    scrollbar = el.closest(".mCSB_scrollTools");
+                if (action === "active") {
+                    el.toggleClass(classes[0] + " " + expandClass);
+                    scrollbar.toggleClass(classes[1]);
+                    el[0]._draggable = el[0]._draggable ? 0 : 1;
+                } else {
+                    if (!el[0]._draggable) {
+                        if (action === "hide") {
+                            el.removeClass(classes[0]);
+                            scrollbar.removeClass(classes[1]);
+                        } else {
+                            el.addClass(classes[0]);
+                            scrollbar.addClass(classes[1]);
+                        }
+                    }
+                }
+            },
+            /* -------------------- */
+
+
+            /* checks if content overflows its container to determine if scrolling is required */
+            _overflowed = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    contentHeight = d.overflowed == null ? mCSB_container.height() : mCSB_container.outerHeight(false),
+                    contentWidth = d.overflowed == null ? mCSB_container.width() : mCSB_container.outerWidth(false),
+                    h = mCSB_container[0].scrollHeight,
+                    w = mCSB_container[0].scrollWidth;
+                if (h > contentHeight) {
+                    contentHeight = h;
+                }
+                if (w > contentWidth) {
+                    contentWidth = w;
+                }
+                return [contentHeight > mCustomScrollBox.height(), contentWidth > mCustomScrollBox.width()];
+            },
+            /* -------------------- */
+
+
+            /* resets content position to 0 */
+            _resetContentPosition = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")];
+                _stop($this); /* stop any current scrolling before resetting */
+                if ((o.axis !== "x" && !d.overflowed[0]) || (o.axis === "y" && d.overflowed[0])) {
+                    /* reset y */
+                    mCSB_dragger[0].add(mCSB_container).css("top", 0);
+                    _scrollTo($this, "_resetY");
+                }
+                if ((o.axis !== "y" && !d.overflowed[1]) || (o.axis === "x" && d.overflowed[1])) {
+                    /* reset x */
+                    var cx = dx = 0;
+                    if (d.langDir === "rtl") {
+                        /* adjust left position for rtl direction */
+                        cx = mCustomScrollBox.width() - mCSB_container.outerWidth(false);
+                        dx = Math.abs(cx / d.scrollRatio.x);
+                    }
+                    mCSB_container.css("left", cx);
+                    mCSB_dragger[1].css("left", dx);
+                    _scrollTo($this, "_resetX");
+                }
+            },
+            /* -------------------- */
+
+
+            /* binds scrollbar events */
+            _bindEvents = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt;
+                if (!d.bindEvents) {
+                    /* check if events are already bound */
+                    _draggable.call(this);
+                    if (o.contentTouchScroll) {
+                        _contentDraggable.call(this);
+                    }
+                    _selectable.call(this);
+                    if (o.mouseWheel.enable) {
+                        /* bind mousewheel fn when plugin is available */
+                        function _mwt() {
+                            mousewheelTimeout = setTimeout(function() {
+                                if (!$.event.special.mousewheel) {
+                                    _mwt();
+                                } else {
+                                    clearTimeout(mousewheelTimeout);
+                                    _mousewheel.call($this[0]);
+                                }
+                            }, 100);
+                        }
+                        var mousewheelTimeout;
+                        _mwt();
+                    }
+                    _draggerRail.call(this);
+                    _wrapperScroll.call(this);
+                    if (o.advanced.autoScrollOnFocus) {
+                        _focus.call(this);
+                    }
+                    if (o.scrollButtons.enable) {
+                        _buttons.call(this);
+                    }
+                    if (o.keyboard.enable) {
+                        _keyboard.call(this);
+                    }
+                    d.bindEvents = true;
+                }
+            },
+            /* -------------------- */
+
+
+            /* unbinds scrollbar events */
+            _unbindEvents = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    namespace = pluginPfx + "_" + d.idx,
+                    sb = ".mCSB_" + d.idx + "_scrollbar",
+                    sel = $("#mCSB_" + d.idx + ",#mCSB_" + d.idx + "_container,#mCSB_" + d.idx + "_container_wrapper," + sb + " ." + classes[12] + ",#mCSB_" + d.idx + "_dragger_vertical,#mCSB_" + d.idx + "_dragger_horizontal," + sb + ">a"),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container");
+                if (o.advanced.releaseDraggableSelectors) {
+                    sel.add($(o.advanced.releaseDraggableSelectors));
+                }
+                if (o.advanced.extraDraggableSelectors) {
+                    sel.add($(o.advanced.extraDraggableSelectors));
+                }
+                if (d.bindEvents) {
+                    /* check if events are bound */
+                    /* unbind namespaced events from document/selectors */
+                    $(document).add($(!_canAccessIFrame() || top.document)).unbind("." + namespace);
+                    sel.each(function() {
+                        $(this).unbind("." + namespace);
+                    });
+                    /* clear and delete timeouts/objects */
+                    clearTimeout($this[0]._focusTimeout);
+                    _delete($this[0], "_focusTimeout");
+                    clearTimeout(d.sequential.step);
+                    _delete(d.sequential, "step");
+                    clearTimeout(mCSB_container[0].onCompleteTimeout);
+                    _delete(mCSB_container[0], "onCompleteTimeout");
+                    d.bindEvents = false;
+                }
+            },
+            /* -------------------- */
+
+
+            /* toggles scrollbar visibility */
+            _scrollbarVisibility = function(disabled) {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    contentWrapper = $("#mCSB_" + d.idx + "_container_wrapper"),
+                    content = contentWrapper.length ? contentWrapper : $("#mCSB_" + d.idx + "_container"),
+                    scrollbar = [$("#mCSB_" + d.idx + "_scrollbar_vertical"), $("#mCSB_" + d.idx + "_scrollbar_horizontal")],
+                    mCSB_dragger = [scrollbar[0].find(".mCSB_dragger"), scrollbar[1].find(".mCSB_dragger")];
+                if (o.axis !== "x") {
+                    if (d.overflowed[0] && !disabled) {
+                        scrollbar[0].add(mCSB_dragger[0]).add(scrollbar[0].children("a")).css("display", "block");
+                        content.removeClass(classes[8] + " " + classes[10]);
+                    } else {
+                        if (o.alwaysShowScrollbar) {
+                            if (o.alwaysShowScrollbar !== 2) {
+                                mCSB_dragger[0].css("display", "none");
+                            }
+                            content.removeClass(classes[10]);
+                        } else {
+                            scrollbar[0].css("display", "none");
+                            content.addClass(classes[10]);
+                        }
+                        content.addClass(classes[8]);
+                    }
+                }
+                if (o.axis !== "y") {
+                    if (d.overflowed[1] && !disabled) {
+                        scrollbar[1].add(mCSB_dragger[1]).add(scrollbar[1].children("a")).css("display", "block");
+                        content.removeClass(classes[9] + " " + classes[11]);
+                    } else {
+                        if (o.alwaysShowScrollbar) {
+                            if (o.alwaysShowScrollbar !== 2) {
+                                mCSB_dragger[1].css("display", "none");
+                            }
+                            content.removeClass(classes[11]);
+                        } else {
+                            scrollbar[1].css("display", "none");
+                            content.addClass(classes[11]);
+                        }
+                        content.addClass(classes[9]);
+                    }
+                }
+                if (!d.overflowed[0] && !d.overflowed[1]) {
+                    $this.addClass(classes[5]);
+                } else {
+                    $this.removeClass(classes[5]);
+                }
+            },
+            /* -------------------- */
+
+
+            /* returns input coordinates of pointer, touch and mouse events (relative to document) */
+            _coordinates = function(e) {
+                var t = e.type,
+                    o = e.target.ownerDocument !== document ? [$(frameElement).offset().top, $(frameElement).offset().left] : null,
+                    io = _canAccessIFrame() && e.target.ownerDocument !== top.document ? [$(e.view.frameElement).offset().top, $(e.view.frameElement).offset().left] : [0, 0];
+                switch (t) {
+                    case "pointerdown":
+                    case "MSPointerDown":
+                    case "pointermove":
+                    case "MSPointerMove":
+                    case "pointerup":
+                    case "MSPointerUp":
+                        return o ? [e.originalEvent.pageY - o[0] + io[0], e.originalEvent.pageX - o[1] + io[1], false] : [e.originalEvent.pageY, e.originalEvent.pageX, false];
+                        break;
+                    case "touchstart":
+                    case "touchmove":
+                    case "touchend":
+                        var touch = e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
+                            touches = e.originalEvent.touches.length || e.originalEvent.changedTouches.length;
+                        return e.target.ownerDocument !== document ? [touch.screenY, touch.screenX, touches > 1] : [touch.pageY, touch.pageX, touches > 1];
+                        break;
+                    default:
+                        return o ? [e.pageY - o[0] + io[0], e.pageX - o[1] + io[1], false] : [e.pageY, e.pageX, false];
+                }
+            },
+            /* -------------------- */
+
+
+            /*
+            SCROLLBAR DRAG EVENTS
+            scrolls content via scrollbar dragging
+            */
+            _draggable = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    namespace = pluginPfx + "_" + d.idx,
+                    draggerId = ["mCSB_" + d.idx + "_dragger_vertical", "mCSB_" + d.idx + "_dragger_horizontal"],
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    mCSB_dragger = $("#" + draggerId[0] + ",#" + draggerId[1]),
+                    draggable, dragY, dragX,
+                    rds = o.advanced.releaseDraggableSelectors ? mCSB_dragger.add($(o.advanced.releaseDraggableSelectors)) : mCSB_dragger,
+                    eds = o.advanced.extraDraggableSelectors ? $(!_canAccessIFrame() || top.document).add($(o.advanced.extraDraggableSelectors)) : $(!_canAccessIFrame() || top.document);
+                mCSB_dragger.bind("mousedown." + namespace + " touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace, function(e) {
+                    e.stopImmediatePropagation();
+                    e.preventDefault();
+                    if (!_mouseBtnLeft(e)) {
+                        return;
+                    } /* left mouse button only */
+                    touchActive = true;
+                    if (oldIE) {
+                        document.onselectstart = function() {
+                            return false;
+                        }
+                    } /* disable text selection for IE < 9 */
+                    _iframe(false); /* enable scrollbar dragging over iframes by disabling their events */
+                    _stop($this);
+                    draggable = $(this);
+                    var offset = draggable.offset(),
+                        y = _coordinates(e)[0] - offset.top,
+                        x = _coordinates(e)[1] - offset.left,
+                        h = draggable.height() + offset.top,
+                        w = draggable.width() + offset.left;
+                    if (y < h && y > 0 && x < w && x > 0) {
+                        dragY = y;
+                        dragX = x;
+                    }
+                    _onDragClasses(draggable, "active", o.autoExpandScrollbar);
+                }).bind("touchmove." + namespace, function(e) {
+                    e.stopImmediatePropagation();
+                    e.preventDefault();
+                    var offset = draggable.offset(),
+                        y = _coordinates(e)[0] - offset.top,
+                        x = _coordinates(e)[1] - offset.left;
+                    _drag(dragY, dragX, y, x);
+                });
+                $(document).add(eds).bind("mousemove." + namespace + " pointermove." + namespace + " MSPointerMove." + namespace, function(e) {
+                    if (draggable) {
+                        var offset = draggable.offset(),
+                            y = _coordinates(e)[0] - offset.top,
+                            x = _coordinates(e)[1] - offset.left;
+                        if (dragY === y && dragX === x) {
+                            return;
+                        } /* has it really moved? */
+                        _drag(dragY, dragX, y, x);
+                    }
+                }).add(rds).bind("mouseup." + namespace + " touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace, function(e) {
+                    if (draggable) {
+                        _onDragClasses(draggable, "active", o.autoExpandScrollbar);
+                        draggable = null;
+                    }
+                    touchActive = false;
+                    if (oldIE) {
+                        document.onselectstart = null;
+                    } /* enable text selection for IE < 9 */
+                    _iframe(true); /* enable iframes events */
+                });
+
+                function _iframe(evt) {
+                    var el = mCSB_container.find("iframe");
+                    if (!el.length) {
+                        return;
+                    } /* check if content contains iframes */
+                    var val = !evt ? "none" : "auto";
+                    el.css("pointer-events", val); /* for IE11, iframe's display property should not be "block" */
+                }
+
+                function _drag(dragY, dragX, y, x) {
+                    mCSB_container[0].idleTimer = o.scrollInertia < 233 ? 250 : 0;
+                    if (draggable.attr("id") === draggerId[1]) {
+                        var dir = "x",
+                            to = ((draggable[0].offsetLeft - dragX) + x) * d.scrollRatio.x;
+                    } else {
+                        var dir = "y",
+                            to = ((draggable[0].offsetTop - dragY) + y) * d.scrollRatio.y;
+                    }
+                    _scrollTo($this, to.toString(), {
+                        dir: dir,
+                        drag: true
+                    });
+                }
+            },
+            /* -------------------- */
+
+
+            /*
+            TOUCH SWIPE EVENTS
+            scrolls content via touch swipe
+            Emulates the native touch-swipe scrolling with momentum found in iOS, Android and WP devices
+            */
+            _contentDraggable = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    namespace = pluginPfx + "_" + d.idx,
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
+                    draggable, dragY, dragX, touchStartY, touchStartX, touchMoveY = [],
+                    touchMoveX = [],
+                    startTime, runningTime, endTime, distance, speed, amount,
+                    durA = 0,
+                    durB, overwrite = o.axis === "yx" ? "none" : "all",
+                    touchIntent = [],
+                    touchDrag, docDrag,
+                    iframe = mCSB_container.find("iframe"),
+                    events = [
+                        "touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace, //start
+                        "touchmove." + namespace + " pointermove." + namespace + " MSPointerMove." + namespace, //move
+                        "touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace //end
+                    ],
+                    touchAction = document.body.style.touchAction !== undefined;
+                mCSB_container.bind(events[0], function(e) {
+                    _onTouchstart(e);
+                }).bind(events[1], function(e) {
+                    _onTouchmove(e);
+                });
+                mCustomScrollBox.bind(events[0], function(e) {
+                    _onTouchstart2(e);
+                }).bind(events[2], function(e) {
+                    _onTouchend(e);
+                });
+                if (iframe.length) {
+                    iframe.each(function() {
+                        $(this).load(function() {
+                            /* bind events on accessible iframes */
+                            if (_canAccessIFrame(this)) {
+                                $(this.contentDocument || this.contentWindow.document).bind(events[0], function(e) {
+                                    _onTouchstart(e);
+                                    _onTouchstart2(e);
+                                }).bind(events[1], function(e) {
+                                    _onTouchmove(e);
+                                }).bind(events[2], function(e) {
+                                    _onTouchend(e);
+                                });
+                            }
+                        });
+                    });
+                }
+
+                function _onTouchstart(e) {
+                    if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
+                        touchable = 0;
+                        return;
+                    }
+                    touchable = 1;
+                    touchDrag = 0;
+                    docDrag = 0;
+                    draggable = 1;
+                    $this.removeClass("mCS_touch_action");
+                    var offset = mCSB_container.offset();
+                    dragY = _coordinates(e)[0] - offset.top;
+                    dragX = _coordinates(e)[1] - offset.left;
+                    touchIntent = [_coordinates(e)[0], _coordinates(e)[1]];
+                }
+
+                function _onTouchmove(e) {
+                    if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
+                        return;
+                    }
+                    if (!o.documentTouchScroll) {
+                        e.preventDefault();
+                    }
+                    e.stopImmediatePropagation();
+                    if (docDrag && !touchDrag) {
+                        return;
+                    }
+                    if (draggable) {
+                        runningTime = _getTime();
+                        var offset = mCustomScrollBox.offset(),
+                            y = _coordinates(e)[0] - offset.top,
+                            x = _coordinates(e)[1] - offset.left,
+                            easing = "mcsLinearOut";
+                        touchMoveY.push(y);
+                        touchMoveX.push(x);
+                        touchIntent[2] = Math.abs(_coordinates(e)[0] - touchIntent[0]);
+                        touchIntent[3] = Math.abs(_coordinates(e)[1] - touchIntent[1]);
+                        if (d.overflowed[0]) {
+                            var limit = mCSB_dragger[0].parent().height() - mCSB_dragger[0].height(),
+                                prevent = ((dragY - y) > 0 && (y - dragY) > -(limit * d.scrollRatio.y) && (touchIntent[3] * 2 < touchIntent[2] || o.axis === "yx"));
+                        }
+                        if (d.overflowed[1]) {
+                            var limitX = mCSB_dragger[1].parent().width() - mCSB_dragger[1].width(),
+                                preventX = ((dragX - x) > 0 && (x - dragX) > -(limitX * d.scrollRatio.x) && (touchIntent[2] * 2 < touchIntent[3] || o.axis === "yx"));
+                        }
+                        if (prevent || preventX) {
+                            /* prevent native document scrolling */
+                            if (!touchAction) {
+                                e.preventDefault();
+                            }
+                            touchDrag = 1;
+                        } else {
+                            docDrag = 1;
+                            $this.addClass("mCS_touch_action");
+                        }
+                        if (touchAction) {
+                            e.preventDefault();
+                        }
+                        amount = o.axis === "yx" ? [(dragY - y), (dragX - x)] : o.axis === "x" ? [null, (dragX - x)] : [(dragY - y), null];
+                        mCSB_container[0].idleTimer = 250;
+                        if (d.overflowed[0]) {
+                            _drag(amount[0], durA, easing, "y", "all", true);
+                        }
+                        if (d.overflowed[1]) {
+                            _drag(amount[1], durA, easing, "x", overwrite, true);
+                        }
+                    }
+                }
+
+                function _onTouchstart2(e) {
+                    if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
+                        touchable = 0;
+                        return;
+                    }
+                    touchable = 1;
+                    e.stopImmediatePropagation();
+                    _stop($this);
+                    startTime = _getTime();
+                    var offset = mCustomScrollBox.offset();
+                    touchStartY = _coordinates(e)[0] - offset.top;
+                    touchStartX = _coordinates(e)[1] - offset.left;
+                    touchMoveY = [];
+                    touchMoveX = [];
+                }
+
+                function _onTouchend(e) {
+                    if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
+                        return;
+                    }
+                    draggable = 0;
+                    e.stopImmediatePropagation();
+                    touchDrag = 0;
+                    docDrag = 0;
+                    endTime = _getTime();
+                    var offset = mCustomScrollBox.offset(),
+                        y = _coordinates(e)[0] - offset.top,
+                        x = _coordinates(e)[1] - offset.left;
+                    if ((endTime - runningTime) > 30) {
+                        return;
+                    }
+                    speed = 1000 / (endTime - startTime);
+                    var easing = "mcsEaseOut",
+                        slow = speed < 2.5,
+                        diff = slow ? [touchMoveY[touchMoveY.length - 2], touchMoveX[touchMoveX.length - 2]] : [0, 0];
+                    distance = slow ? [(y - diff[0]), (x - diff[1])] : [y - touchStartY, x - touchStartX];
+                    var absDistance = [Math.abs(distance[0]), Math.abs(distance[1])];
+                    speed = slow ? [Math.abs(distance[0] / 4), Math.abs(distance[1] / 4)] : [speed, speed];
+                    var a = [
+                        Math.abs(mCSB_container[0].offsetTop) - (distance[0] * _m((absDistance[0] / speed[0]), speed[0])),
+                        Math.abs(mCSB_container[0].offsetLeft) - (distance[1] * _m((absDistance[1] / speed[1]), speed[1]))
+                    ];
+                    amount = o.axis === "yx" ? [a[0], a[1]] : o.axis === "x" ? [null, a[1]] : [a[0], null];
+                    durB = [(absDistance[0] * 4) + o.scrollInertia, (absDistance[1] * 4) + o.scrollInertia];
+                    var md = parseInt(o.contentTouchScroll) || 0; /* absolute minimum distance required */
+                    amount[0] = absDistance[0] > md ? amount[0] : 0;
+                    amount[1] = absDistance[1] > md ? amount[1] : 0;
+                    if (d.overflowed[0]) {
+                        _drag(amount[0], durB[0], easing, "y", overwrite, false);
+                    }
+                    if (d.overflowed[1]) {
+                        _drag(amount[1], durB[1], easing, "x", overwrite, false);
+                    }
+                }
+
+                function _m(ds, s) {
+                    var r = [s * 1.5, s * 2, s / 1.5, s / 2];
+                    if (ds > 90) {
+                        return s > 4 ? r[0] : r[3];
+                    } else if (ds > 60) {
+                        return s > 3 ? r[3] : r[2];
+                    } else if (ds > 30) {
+                        return s > 8 ? r[1] : s > 6 ? r[0] : s > 4 ? s : r[2];
+                    } else {
+                        return s > 8 ? s : r[3];
+                    }
+                }
+
+                function _drag(amount, dur, easing, dir, overwrite, drag) {
+                    if (!amount) {
+                        return;
+                    }
+                    _scrollTo($this, amount.toString(), {
+                        dur: dur,
+                        scrollEasing: easing,
+                        dir: dir,
+                        overwrite: overwrite,
+                        drag: drag
+                    });
+                }
+            },
+            /* -------------------- */
+
+
+            /*
+            SELECT TEXT EVENTS
+            scrolls content when text is selected
+            */
+            _selectable = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    seq = d.sequential,
+                    namespace = pluginPfx + "_" + d.idx,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    wrapper = mCSB_container.parent(),
+                    action;
+                mCSB_container.bind("mousedown." + namespace, function(e) {
+                    if (touchable) {
+                        return;
+                    }
+                    if (!action) {
+                        action = 1;
+                        touchActive = true;
+                    }
+                }).add(document).bind("mousemove." + namespace, function(e) {
+                    if (!touchable && action && _sel()) {
+                        var offset = mCSB_container.offset(),
+                            y = _coordinates(e)[0] - offset.top + mCSB_container[0].offsetTop,
+                            x = _coordinates(e)[1] - offset.left + mCSB_container[0].offsetLeft;
+                        if (y > 0 && y < wrapper.height() && x > 0 && x < wrapper.width()) {
+                            if (seq.step) {
+                                _seq("off", null, "stepped");
+                            }
+                        } else {
+                            if (o.axis !== "x" && d.overflowed[0]) {
+                                if (y < 0) {
+                                    _seq("on", 38);
+                                } else if (y > wrapper.height()) {
+                                    _seq("on", 40);
+                                }
+                            }
+                            if (o.axis !== "y" && d.overflowed[1]) {
+                                if (x < 0) {
+                                    _seq("on", 37);
+                                } else if (x > wrapper.width()) {
+                                    _seq("on", 39);
+                                }
+                            }
+                        }
+                    }
+                }).bind("mouseup." + namespace + " dragend." + namespace, function(e) {
+                    if (touchable) {
+                        return;
+                    }
+                    if (action) {
+                        action = 0;
+                        _seq("off", null);
+                    }
+                    touchActive = false;
+                });
+
+                function _sel() {
+                    return window.getSelection ? window.getSelection().toString() :
+                        document.selection && document.selection.type != "Control" ? document.selection.createRange().text : 0;
+                }
+
+                function _seq(a, c, s) {
+                    seq.type = s && action ? "stepped" : "stepless";
+                    seq.scrollAmount = 10;
+                    _sequentialScroll($this, a, c, "mcsLinearOut", s ? 60 : null);
+                }
+            },
+            /* -------------------- */
+
+
+            /*
+            MOUSE WHEEL EVENT
+            scrolls content via mouse-wheel
+            via mouse-wheel plugin (https://github.com/brandonaaron/jquery-mousewheel)
+            */
+            _mousewheel = function() {
+                if (!$(this).data(pluginPfx)) {
+                    return;
+                } /* Check if the scrollbar is ready to use mousewheel events (issue: #185) */
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    namespace = pluginPfx + "_" + d.idx,
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
+                    iframe = $("#mCSB_" + d.idx + "_container").find("iframe");
+                if (iframe.length) {
+                    iframe.each(function() {
+                        $(this).load(function() {
+                            /* bind events on accessible iframes */
+                            if (_canAccessIFrame(this)) {
+                                $(this.contentDocument || this.contentWindow.document).bind("mousewheel." + namespace, function(e, delta) {
+                                    _onMousewheel(e, delta);
+                                });
+                            }
+                        });
+                    });
+                }
+                mCustomScrollBox.bind("mousewheel." + namespace, function(e, delta) {
+                    _onMousewheel(e, delta);
+                });
+
+                function _onMousewheel(e, delta) {
+                    _stop($this);
+                    if (_disableMousewheel($this, e.target)) {
+                        return;
+                    } /* disables mouse-wheel when hovering specific elements */
+                    var deltaFactor = o.mouseWheel.deltaFactor !== "auto" ? parseInt(o.mouseWheel.deltaFactor) : (oldIE && e.deltaFactor < 100) ? 100 : e.deltaFactor || 100,
+                        dur = o.scrollInertia;
+                    if (o.axis === "x" || o.mouseWheel.axis === "x") {
+                        var dir = "x",
+                            px = [Math.round(deltaFactor * d.scrollRatio.x), parseInt(o.mouseWheel.scrollAmount)],
+                            amount = o.mouseWheel.scrollAmount !== "auto" ? px[1] : px[0] >= mCustomScrollBox.width() ? mCustomScrollBox.width() * 0.9 : px[0],
+                            contentPos = Math.abs($("#mCSB_" + d.idx + "_container")[0].offsetLeft),
+                            draggerPos = mCSB_dragger[1][0].offsetLeft,
+                            limit = mCSB_dragger[1].parent().width() - mCSB_dragger[1].width(),
+                            dlt = e.deltaX || e.deltaY || delta;
+                    } else {
+                        var dir = "y",
+                            px = [Math.round(deltaFactor * d.scrollRatio.y), parseInt(o.mouseWheel.scrollAmount)],
+                            amount = o.mouseWheel.scrollAmount !== "auto" ? px[1] : px[0] >= mCustomScrollBox.height() ? mCustomScrollBox.height() * 0.9 : px[0],
+                            contentPos = Math.abs($("#mCSB_" + d.idx + "_container")[0].offsetTop),
+                            draggerPos = mCSB_dragger[0][0].offsetTop,
+                            limit = mCSB_dragger[0].parent().height() - mCSB_dragger[0].height(),
+                            dlt = e.deltaY || delta;
+                    }
+                    if ((dir === "y" && !d.overflowed[0]) || (dir === "x" && !d.overflowed[1])) {
+                        return;
+                    }
+                    if (o.mouseWheel.invert || e.webkitDirectionInvertedFromDevice) {
+                        dlt = -dlt;
+                    }
+                    if (o.mouseWheel.normalizeDelta) {
+                        dlt = dlt < 0 ? -1 : 1;
+                    }
+                    if ((dlt > 0 && draggerPos !== 0) || (dlt < 0 && draggerPos !== limit) || o.mouseWheel.preventDefault) {
+                        e.stopImmediatePropagation();
+                        e.preventDefault();
+                    }
+                    if (e.deltaFactor < 2 && !o.mouseWheel.normalizeDelta) {
+                        //very low deltaFactor values mean some kind of delta acceleration (e.g. osx trackpad), so adjusting scrolling accordingly
+                        amount = e.deltaFactor;
+                        dur = 17;
+                    }
+                    _scrollTo($this, (contentPos - (dlt * amount)).toString(), {
+                        dir: dir,
+                        dur: dur
+                    });
+                }
+            },
+            /* -------------------- */
+
+
+            /* checks if iframe can be accessed */
+            _canAccessIFrame = function(iframe) {
+                var html = null;
+                if (!iframe) {
+                    try {
+                        var doc = top.document;
+                        html = doc.body.innerHTML;
+                    } catch (err) {
+                        /* do nothing */
+                    }
+                    return (html !== null);
+                } else {
+                    try {
+                        var doc = iframe.contentDocument || iframe.contentWindow.document;
+                        html = doc.body.innerHTML;
+                    } catch (err) {
+                        /* do nothing */
+                    }
+                    return (html !== null);
+                }
+            },
+            /* -------------------- */
+
+
+            /* disables mouse-wheel when hovering specific elements like select, datalist etc. */
+            _disableMousewheel = function(el, target) {
+                var tag = target.nodeName.toLowerCase(),
+                    tags = el.data(pluginPfx).opt.mouseWheel.disableOver,
+                    /* elements that require focus */
+                    focusTags = ["select", "textarea"];
+                return $.inArray(tag, tags) > -1 && !($.inArray(tag, focusTags) > -1 && !$(target).is(":focus"));
+            },
+            /* -------------------- */
+
+
+            /*
+            DRAGGER RAIL CLICK EVENT
+            scrolls content via dragger rail
+            */
+            _draggerRail = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    namespace = pluginPfx + "_" + d.idx,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    wrapper = mCSB_container.parent(),
+                    mCSB_draggerContainer = $(".mCSB_" + d.idx + "_scrollbar ." + classes[12]),
+                    clickable;
+                mCSB_draggerContainer.bind("mousedown." + namespace + " touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace, function(e) {
+                    touchActive = true;
+                    if (!$(e.target).hasClass("mCSB_dragger")) {
+                        clickable = 1;
+                    }
+                }).bind("touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace, function(e) {
+                    touchActive = false;
+                }).bind("click." + namespace, function(e) {
+                    if (!clickable) {
+                        return;
+                    }
+                    clickable = 0;
+                    if ($(e.target).hasClass(classes[12]) || $(e.target).hasClass("mCSB_draggerRail")) {
+                        _stop($this);
+                        var el = $(this),
+                            mCSB_dragger = el.find(".mCSB_dragger");
+                        if (el.parent(".mCSB_scrollTools_horizontal").length > 0) {
+                            if (!d.overflowed[1]) {
+                                return;
+                            }
+                            var dir = "x",
+                                clickDir = e.pageX > mCSB_dragger.offset().left ? -1 : 1,
+                                to = Math.abs(mCSB_container[0].offsetLeft) - (clickDir * (wrapper.width() * 0.9));
+                        } else {
+                            if (!d.overflowed[0]) {
+                                return;
+                            }
+                            var dir = "y",
+                                clickDir = e.pageY > mCSB_dragger.offset().top ? -1 : 1,
+                                to = Math.abs(mCSB_container[0].offsetTop) - (clickDir * (wrapper.height() * 0.9));
+                        }
+                        _scrollTo($this, to.toString(), {
+                            dir: dir,
+                            scrollEasing: "mcsEaseInOut"
+                        });
+                    }
+                });
+            },
+            /* -------------------- */
+
+
+            /*
+            FOCUS EVENT
+            scrolls content via element focus (e.g. clicking an input, pressing TAB key etc.)
+            */
+            _focus = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    namespace = pluginPfx + "_" + d.idx,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    wrapper = mCSB_container.parent();
+                mCSB_container.bind("focusin." + namespace, function(e) {
+                    var el = $(document.activeElement),
+                        nested = mCSB_container.find(".mCustomScrollBox").length,
+                        dur = 0;
+                    if (!el.is(o.advanced.autoScrollOnFocus)) {
+                        return;
+                    }
+                    _stop($this);
+                    clearTimeout($this[0]._focusTimeout);
+                    $this[0]._focusTimer = nested ? (dur + 17) * nested : 0;
+                    $this[0]._focusTimeout = setTimeout(function() {
+                        var to = [_childPos(el)[0], _childPos(el)[1]],
+                            contentPos = [mCSB_container[0].offsetTop, mCSB_container[0].offsetLeft],
+                            isVisible = [
+                                (contentPos[0] + to[0] >= 0 && contentPos[0] + to[0] < wrapper.height() - el.outerHeight(false)),
+                                (contentPos[1] + to[1] >= 0 && contentPos[0] + to[1] < wrapper.width() - el.outerWidth(false))
+                            ],
+                            overwrite = (o.axis === "yx" && !isVisible[0] && !isVisible[1]) ? "none" : "all";
+                        if (o.axis !== "x" && !isVisible[0]) {
+                            _scrollTo($this, to[0].toString(), {
+                                dir: "y",
+                                scrollEasing: "mcsEaseInOut",
+                                overwrite: overwrite,
+                                dur: dur
+                            });
+                        }
+                        if (o.axis !== "y" && !isVisible[1]) {
+                            _scrollTo($this, to[1].toString(), {
+                                dir: "x",
+                                scrollEasing: "mcsEaseInOut",
+                                overwrite: overwrite,
+                                dur: dur
+                            });
+                        }
+                    }, $this[0]._focusTimer);
+                });
+            },
+            /* -------------------- */
+
+
+            /* sets content wrapper scrollTop/scrollLeft always to 0 */
+            _wrapperScroll = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    namespace = pluginPfx + "_" + d.idx,
+                    wrapper = $("#mCSB_" + d.idx + "_container").parent();
+                wrapper.bind("scroll." + namespace, function(e) {
+                    if (wrapper.scrollTop() !== 0 || wrapper.scrollLeft() !== 0) {
+                        $(".mCSB_" + d.idx + "_scrollbar").css("visibility", "hidden"); /* hide scrollbar(s) */
+                    }
+                });
+            },
+            /* -------------------- */
+
+
+            /*
+            BUTTONS EVENTS
+            scrolls content via up, down, left and right buttons
+            */
+            _buttons = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    seq = d.sequential,
+                    namespace = pluginPfx + "_" + d.idx,
+                    sel = ".mCSB_" + d.idx + "_scrollbar",
+                    btn = $(sel + ">a");
+                btn.bind("mousedown." + namespace + " touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace + " mouseup." + namespace + " touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace + " mouseout." + namespace + " pointerout." + namespace + " MSPointerOut." + namespace + " click." + namespace, function(e) {
+                    e.preventDefault();
+                    if (!_mouseBtnLeft(e)) {
+                        return;
+                    } /* left mouse button only */
+                    var btnClass = $(this).attr("class");
+                    seq.type = o.scrollButtons.scrollType;
+                    switch (e.type) {
+                        case "mousedown":
+                        case "touchstart":
+                        case "pointerdown":
+                        case "MSPointerDown":
+                            if (seq.type === "stepped") {
+                                return;
+                            }
+                            touchActive = true;
+                            d.tweenRunning = false;
+                            _seq("on", btnClass);
+                            break;
+                        case "mouseup":
+                        case "touchend":
+                        case "pointerup":
+                        case "MSPointerUp":
+                        case "mouseout":
+                        case "pointerout":
+                        case "MSPointerOut":
+                            if (seq.type === "stepped") {
+                                return;
+                            }
+                            touchActive = false;
+                            if (seq.dir) {
+                                _seq("off", btnClass);
+                            }
+                            break;
+                        case "click":
+                            if (seq.type !== "stepped" || d.tweenRunning) {
+                                return;
+                            }
+                            _seq("on", btnClass);
+                            break;
+                    }
+
+                    function _seq(a, c) {
+                        seq.scrollAmount = o.scrollButtons.scrollAmount;
+                        _sequentialScroll($this, a, c);
+                    }
+                });
+            },
+            /* -------------------- */
+
+
+            /*
+            KEYBOARD EVENTS
+            scrolls content via keyboard
+            Keys: up arrow, down arrow, left arrow, right arrow, PgUp, PgDn, Home, End
+            */
+            _keyboard = function() {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    seq = d.sequential,
+                    namespace = pluginPfx + "_" + d.idx,
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    wrapper = mCSB_container.parent(),
+                    editables = "input,textarea,select,datalist,keygen,[contenteditable='true']",
+                    iframe = mCSB_container.find("iframe"),
+                    events = ["blur." + namespace + " keydown." + namespace + " keyup." + namespace];
+                if (iframe.length) {
+                    iframe.each(function() {
+                        $(this).load(function() {
+                            /* bind events on accessible iframes */
+                            if (_canAccessIFrame(this)) {
+                                $(this.contentDocument || this.contentWindow.document).bind(events[0], function(e) {
+                                    _onKeyboard(e);
+                                });
+                            }
+                        });
+                    });
+                }
+                mCustomScrollBox.attr("tabindex", "0").bind(events[0], function(e) {
+                    _onKeyboard(e);
+                });
+
+                function _onKeyboard(e) {
+                    switch (e.type) {
+                        case "blur":
+                            if (d.tweenRunning && seq.dir) {
+                                _seq("off", null);
+                            }
+                            break;
+                        case "keydown":
+                        case "keyup":
+                            var code = e.keyCode ? e.keyCode : e.which,
+                                action = "on";
+                            if ((o.axis !== "x" && (code === 38 || code === 40)) || (o.axis !== "y" && (code === 37 || code === 39))) {
+                                /* up (38), down (40), left (37), right (39) arrows */
+                                if (((code === 38 || code === 40) && !d.overflowed[0]) || ((code === 37 || code === 39) && !d.overflowed[1])) {
+                                    return;
+                                }
+                                if (e.type === "keyup") {
+                                    action = "off";
+                                }
+                                if (!$(document.activeElement).is(editables)) {
+                                    e.preventDefault();
+                                    e.stopImmediatePropagation();
+                                    _seq(action, code);
+                                }
+                            } else if (code === 33 || code === 34) {
+                                /* PgUp (33), PgDn (34) */
+                                if (d.overflowed[0] || d.overflowed[1]) {
+                                    e.preventDefault();
+                                    e.stopImmediatePropagation();
+                                }
+                                if (e.type === "keyup") {
+                                    _stop($this);
+                                    var keyboardDir = code === 34 ? -1 : 1;
+                                    if (o.axis === "x" || (o.axis === "yx" && d.overflowed[1] && !d.overflowed[0])) {
+                                        var dir = "x",
+                                            to = Math.abs(mCSB_container[0].offsetLeft) - (keyboardDir * (wrapper.width() * 0.9));
+                                    } else {
+                                        var dir = "y",
+                                            to = Math.abs(mCSB_container[0].offsetTop) - (keyboardDir * (wrapper.height() * 0.9));
+                                    }
+                                    _scrollTo($this, to.toString(), {
+                                        dir: dir,
+                                        scrollEasing: "mcsEaseInOut"
+                                    });
+                                }
+                            } else if (code === 35 || code === 36) {
+                                /* End (35), Home (36) */
+                                if (!$(document.activeElement).is(editables)) {
+                                    if (d.overflowed[0] || d.overflowed[1]) {
+                                        e.preventDefault();
+                                        e.stopImmediatePropagation();
+                                    }
+                                    if (e.type === "keyup") {
+                                        if (o.axis === "x" || (o.axis === "yx" && d.overflowed[1] && !d.overflowed[0])) {
+                                            var dir = "x",
+                                                to = code === 35 ? Math.abs(wrapper.width() - mCSB_container.outerWidth(false)) : 0;
+                                        } else {
+                                            var dir = "y",
+                                                to = code === 35 ? Math.abs(wrapper.height() - mCSB_container.outerHeight(false)) : 0;
+                                        }
+                                        _scrollTo($this, to.toString(), {
+                                            dir: dir,
+                                            scrollEasing: "mcsEaseInOut"
+                                        });
+                                    }
+                                }
+                            }
+                            break;
+                    }
+
+                    function _seq(a, c) {
+                        seq.type = o.keyboard.scrollType;
+                        seq.scrollAmount = o.keyboard.scrollAmount;
+                        if (seq.type === "stepped" && d.tweenRunning) {
+                            return;
+                        }
+                        _sequentialScroll($this, a, c);
+                    }
+                }
+            },
+            /* -------------------- */
+
+
+            /* scrolls content sequentially (used when scrolling via buttons, keyboard arrows etc.) */
+            _sequentialScroll = function(el, action, trigger, e, s) {
+                var d = el.data(pluginPfx),
+                    o = d.opt,
+                    seq = d.sequential,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    once = seq.type === "stepped" ? true : false,
+                    steplessSpeed = o.scrollInertia < 26 ? 26 : o.scrollInertia,
+                    /* 26/1.5=17 */
+                    steppedSpeed = o.scrollInertia < 1 ? 17 : o.scrollInertia;
+                switch (action) {
+                    case "on":
+                        seq.dir = [
+                            (trigger === classes[16] || trigger === classes[15] || trigger === 39 || trigger === 37 ? "x" : "y"),
+                            (trigger === classes[13] || trigger === classes[15] || trigger === 38 || trigger === 37 ? -1 : 1)
+                        ];
+                        _stop(el);
+                        if (_isNumeric(trigger) && seq.type === "stepped") {
+                            return;
+                        }
+                        _on(once);
+                        break;
+                    case "off":
+                        _off();
+                        if (once || (d.tweenRunning && seq.dir)) {
+                            _on(true);
+                        }
+                        break;
+                }
+
+                /* starts sequence */
+                function _on(once) {
+                    if (o.snapAmount) {
+                        seq.scrollAmount = !(o.snapAmount instanceof Array) ? o.snapAmount : seq.dir[0] === "x" ? o.snapAmount[1] : o.snapAmount[0];
+                    } /* scrolling snapping */
+                    var c = seq.type !== "stepped",
+                        /* continuous scrolling */
+                        t = s ? s : !once ? 1000 / 60 : c ? steplessSpeed / 1.5 : steppedSpeed,
+                        /* timer */
+                        m = !once ? 2.5 : c ? 7.5 : 40,
+                        /* multiplier */
+                        contentPos = [Math.abs(mCSB_container[0].offsetTop), Math.abs(mCSB_container[0].offsetLeft)],
+                        ratio = [d.scrollRatio.y > 10 ? 10 : d.scrollRatio.y, d.scrollRatio.x > 10 ? 10 : d.scrollRatio.x],
+                        amount = seq.dir[0] === "x" ? contentPos[1] + (seq.dir[1] * (ratio[1] * m)) : contentPos[0] + (seq.dir[1] * (ratio[0] * m)),
+                        px = seq.dir[0] === "x" ? contentPos[1] + (seq.dir[1] * parseInt(seq.scrollAmount)) : contentPos[0] + (seq.dir[1] * parseInt(seq.scrollAmount)),
+                        to = seq.scrollAmount !== "auto" ? px : amount,
+                        easing = e ? e : !once ? "mcsLinear" : c ? "mcsLinearOut" : "mcsEaseInOut",
+                        onComplete = !once ? false : true;
+                    if (once && t < 17) {
+                        to = seq.dir[0] === "x" ? contentPos[1] : contentPos[0];
+                    }
+                    _scrollTo(el, to.toString(), {
+                        dir: seq.dir[0],
+                        scrollEasing: easing,
+                        dur: t,
+                        onComplete: onComplete
+                    });
+                    if (once) {
+                        seq.dir = false;
+                        return;
+                    }
+                    clearTimeout(seq.step);
+                    seq.step = setTimeout(function() {
+                        _on();
+                    }, t);
+                }
+                /* stops sequence */
+                function _off() {
+                    clearTimeout(seq.step);
+                    _delete(seq, "step");
+                    _stop(el);
+                }
+            },
+            /* -------------------- */
+
+
+            /* returns a yx array from value */
+            _arr = function(val) {
+                var o = $(this).data(pluginPfx).opt,
+                    vals = [];
+                if (typeof val === "function") {
+                    val = val();
+                } /* check if the value is a single anonymous function */
+                /* check if value is object or array, its length and create an array with yx values */
+                if (!(val instanceof Array)) {
+                    /* object value (e.g. {y:"100",x:"100"}, 100 etc.) */
+                    vals[0] = val.y ? val.y : val.x || o.axis === "x" ? null : val;
+                    vals[1] = val.x ? val.x : val.y || o.axis === "y" ? null : val;
+                } else {
+                    /* array value (e.g. [100,100]) */
+                    vals = val.length > 1 ? [val[0], val[1]] : o.axis === "x" ? [null, val[0]] : [val[0], null];
+                }
+                /* check if array values are anonymous functions */
+                if (typeof vals[0] === "function") {
+                    vals[0] = vals[0]();
+                }
+                if (typeof vals[1] === "function") {
+                    vals[1] = vals[1]();
+                }
+                return vals;
+            },
+            /* -------------------- */
+
+
+            /* translates values (e.g. "top", 100, "100px", "#id") to actual scroll-to positions */
+            _to = function(val, dir) {
+                if (val == null || typeof val == "undefined") {
+                    return;
+                }
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    wrapper = mCSB_container.parent(),
+                    t = typeof val;
+                if (!dir) {
+                    dir = o.axis === "x" ? "x" : "y";
+                }
+                var contentLength = dir === "x" ? mCSB_container.outerWidth(false) : mCSB_container.outerHeight(false),
+                    contentPos = dir === "x" ? mCSB_container[0].offsetLeft : mCSB_container[0].offsetTop,
+                    cssProp = dir === "x" ? "left" : "top";
+                switch (t) {
+                    case "function":
+                        /* this currently is not used. Consider removing it */
+                        return val();
+                        break;
+                    case "object":
+                        /* js/jquery object */
+                        var obj = val.jquery ? val : $(val);
+                        if (!obj.length) {
+                            return;
+                        }
+                        return dir === "x" ? _childPos(obj)[1] : _childPos(obj)[0];
+                        break;
+                    case "string":
+                    case "number":
+                        if (_isNumeric(val)) {
+                            /* numeric value */
+                            return Math.abs(val);
+                        } else if (val.indexOf("%") !== -1) {
+                            /* percentage value */
+                            return Math.abs(contentLength * parseInt(val) / 100);
+                        } else if (val.indexOf("-=") !== -1) {
+                            /* decrease value */
+                            return Math.abs(contentPos - parseInt(val.split("-=")[1]));
+                        } else if (val.indexOf("+=") !== -1) {
+                            /* inrease value */
+                            var p = (contentPos + parseInt(val.split("+=")[1]));
+                            return p >= 0 ? 0 : Math.abs(p);
+                        } else if (val.indexOf("px") !== -1 && _isNumeric(val.split("px")[0])) {
+                            /* pixels string value (e.g. "100px") */
+                            return Math.abs(val.split("px")[0]);
+                        } else {
+                            if (val === "top" || val === "left") {
+                                /* special strings */
+                                return 0;
+                            } else if (val === "bottom") {
+                                return Math.abs(wrapper.height() - mCSB_container.outerHeight(false));
+                            } else if (val === "right") {
+                                return Math.abs(wrapper.width() - mCSB_container.outerWidth(false));
+                            } else if (val === "first" || val === "last") {
+                                var obj = mCSB_container.find(":" + val);
+                                return dir === "x" ? _childPos(obj)[1] : _childPos(obj)[0];
+                            } else {
+                                if ($(val).length) {
+                                    /* jquery selector */
+                                    return dir === "x" ? _childPos($(val))[1] : _childPos($(val))[0];
+                                } else {
+                                    /* other values (e.g. "100em") */
+                                    mCSB_container.css(cssProp, val);
+                                    methods.update.call(null, $this[0]);
+                                    return;
+                                }
+                            }
+                        }
+                        break;
+                }
+            },
+            /* -------------------- */
+
+
+            /* calls the update method automatically */
+            _autoUpdate = function(rem) {
+                var $this = $(this),
+                    d = $this.data(pluginPfx),
+                    o = d.opt,
+                    mCSB_container = $("#mCSB_" + d.idx + "_container");
+                if (rem) {
+                    /*
+                    removes autoUpdate timer
+                    usage: _autoUpdate.call(this,"remove");
+                    */
+                    clearTimeout(mCSB_container[0].autoUpdate);
+                    _delete(mCSB_container[0], "autoUpdate");
+                    return;
+                }
+                upd();
+
+                function upd() {
+                    clearTimeout(mCSB_container[0].autoUpdate);
+                    if ($this.parents("html").length === 0) {
+                        /* check element in dom tree */
+                        $this = null;
+                        return;
+                    }
+                    mCSB_container[0].autoUpdate = setTimeout(function() {
+                        /* update on specific selector(s) length and size change */
+                        if (o.advanced.updateOnSelectorChange) {
+                            d.poll.change.n = sizesSum();
+                            if (d.poll.change.n !== d.poll.change.o) {
+                                d.poll.change.o = d.poll.change.n;
+                                doUpd(3);
+                                return;
+                            }
+                        }
+                        /* update on main element and scrollbar size changes */
+                        if (o.advanced.updateOnContentResize) {
+                            d.poll.size.n = $this[0].scrollHeight + $this[0].scrollWidth + mCSB_container[0].offsetHeight + $this[0].offsetHeight + $this[0].offsetWidth;
+                            if (d.poll.size.n !== d.poll.size.o) {
+                                d.poll.size.o = d.poll.size.n;
+                                doUpd(1);
+                                return;
+                            }
+                        }
+                        /* update on image load */
+                        if (o.advanced.updateOnImageLoad) {
+                            if (!(o.advanced.updateOnImageLoad === "auto" && o.axis === "y")) { //by default, it doesn't run on vertical content
+                                d.poll.img.n = mCSB_container.find("img").length;
+                                if (d.poll.img.n !== d.poll.img.o) {
+                                    d.poll.img.o = d.poll.img.n;
+                                    mCSB_container.find("img").each(function() {
+                                        imgLoader(this);
+                                    });
+                                    return;
+                                }
+                            }
+                        }
+                        if (o.advanced.updateOnSelectorChange || o.advanced.updateOnContentResize || o.advanced.updateOnImageLoad) {
+                            upd();
+                        }
+                    }, o.advanced.autoUpdateTimeout);
+                }
+                /* a tiny image loader */
+                function imgLoader(el) {
+                    if ($(el).hasClass(classes[2])) {
+                        doUpd();
+                        return;
+                    }
+                    var img = new Image();
+
+                    function createDelegate(contextObject, delegateMethod) {
+                        return function() {
+                            return delegateMethod.apply(contextObject, arguments);
+                        }
+                    }
+
+                    function imgOnLoad() {
+                        this.onload = null;
+                        $(el).addClass(classes[2]);
+                        doUpd(2);
+                    }
+                    img.onload = createDelegate(img, imgOnLoad);
+                    img.src = el.src;
+                }
+                /* returns the total height and width sum of all elements matching the selector */
+                function sizesSum() {
+                    if (o.advanced.updateOnSelectorChange === true) {
+                        o.advanced.updateOnSelectorChange = "*";
+                    }
+                    var total = 0,
+                        sel = mCSB_container.find(o.advanced.updateOnSelectorChange);
+                    if (o.advanced.updateOnSelectorChange && sel.length > 0) {
+                        sel.each(function() {
+                            total += this.offsetHeight + this.offsetWidth;
+                        });
+                    }
+                    return total;
+                }
+                /* calls the update method */
+                function doUpd(cb) {
+                    clearTimeout(mCSB_container[0].autoUpdate);
+                    methods.update.call(null, $this[0], cb);
+                }
+            },
+            /* -------------------- */
+
+
+            /* snaps scrolling to a multiple of a pixels number */
+            _snapAmount = function(to, amount, offset) {
+                return (Math.round(to / amount) * amount - offset);
+            },
+            /* -------------------- */
+
+
+            /* stops content and scrollbar animations */
+            _stop = function(el) {
+                var d = el.data(pluginPfx),
+                    sel = $("#mCSB_" + d.idx + "_container,#mCSB_" + d.idx + "_container_wrapper,#mCSB_" + d.idx + "_dragger_vertical,#mCSB_" + d.idx + "_dragger_horizontal");
+                sel.each(function() {
+                    _stopTween.call(this);
+                });
+            },
+            /* -------------------- */
+
+
+            /*
+            ANIMATES CONTENT
+            This is where the actual scrolling happens
+            */
+            _scrollTo = function(el, to, options) {
+                var d = el.data(pluginPfx),
+                    o = d.opt,
+                    defaults = {
+                        trigger: "internal",
+                        dir: "y",
+                        scrollEasing: "mcsEaseOut",
+                        drag: false,
+                        dur: o.scrollInertia,
+                        overwrite: "all",
+                        callbacks: true,
+                        onStart: true,
+                        onUpdate: true,
+                        onComplete: true
+                    },
+                    options = $.extend(defaults, options),
+                    dur = [options.dur, (options.drag ? 0 : options.dur)],
+                    mCustomScrollBox = $("#mCSB_" + d.idx),
+                    mCSB_container = $("#mCSB_" + d.idx + "_container"),
+                    wrapper = mCSB_container.parent(),
+                    totalScrollOffsets = o.callbacks.onTotalScrollOffset ? _arr.call(el, o.callbacks.onTotalScrollOffset) : [0, 0],
+                    totalScrollBackOffsets = o.callbacks.onTotalScrollBackOffset ? _arr.call(el, o.callbacks.onTotalScrollBackOffset) : [0, 0];
+                d.trigger = options.trigger;
+                if (wrapper.scrollTop() !== 0 || wrapper.scrollLeft() !== 0) {
+                    /* always reset scrollTop/Left */
+                    $(".mCSB_" + d.idx + "_scrollbar").css("visibility", "visible");
+                    wrapper.scrollTop(0).scrollLeft(0);
+                }
+                if (to === "_resetY" && !d.contentReset.y) {
+                    /* callbacks: onOverflowYNone */
+                    if (_cb("onOverflowYNone")) {
+                        o.callbacks.onOverflowYNone.call(el[0]);
+                    }
+                    d.contentReset.y = 1;
+                }
+                if (to === "_resetX" && !d.contentReset.x) {
+                    /* callbacks: onOverflowXNone */
+                    if (_cb("onOverflowXNone")) {
+                        o.callbacks.onOverflowXNone.call(el[0]);
+                    }
+                    d.contentReset.x = 1;
+                }
+                if (to === "_resetY" || to === "_resetX") {
+                    return;
+                }
+                if ((d.contentReset.y || !el[0].mcs) && d.overflowed[0]) {
+                    /* callbacks: onOverflowY */
+                    if (_cb("onOverflowY")) {
+                        o.callbacks.onOverflowY.call(el[0]);
+                    }
+                    d.contentReset.x = null;
+                }
+                if ((d.contentReset.x || !el[0].mcs) && d.overflowed[1]) {
+                    /* callbacks: onOverflowX */
+                    if (_cb("onOverflowX")) {
+                        o.callbacks.onOverflowX.call(el[0]);
+                    }
+                    d.contentReset.x = null;
+                }
+                if (o.snapAmount) {
+                    /* scrolling snapping */
+                    var snapAmount = !(o.snapAmount instanceof Array) ? o.snapAmount : options.dir === "x" ? o.snapAmount[1] : o.snapAmount[0];
+                    to = _snapAmount(to, snapAmount, o.snapOffset);
+                }
+                switch (options.dir) {
+                    case "x":
+                        var mCSB_dragger = $("#mCSB_" + d.idx + "_dragger_horizontal"),
+                            property = "left",
+                            contentPos = mCSB_container[0].offsetLeft,
+                            limit = [
+                                mCustomScrollBox.width() - mCSB_container.outerWidth(false),
+                                mCSB_dragger.parent().width() - mCSB_dragger.width()
+                            ],
+                            scrollTo = [to, to === 0 ? 0 : (to / d.scrollRatio.x)],
+                            tso = totalScrollOffsets[1],
+                            tsbo = totalScrollBackOffsets[1],
+                            totalScrollOffset = tso > 0 ? tso / d.scrollRatio.x : 0,
+                            totalScrollBackOffset = tsbo > 0 ? tsbo / d.scrollRatio.x : 0;
+                        break;
+                    case "y":
+                        var mCSB_dragger = $("#mCSB_" + d.idx + "_dragger_vertical"),
+                            property = "top",
+                            contentPos = mCSB_container[0].offsetTop,
+                            limit = [
+                                mCustomScrollBox.height() - mCSB_container.outerHeight(false),
+                                mCSB_dragger.parent().height() - mCSB_dragger.height()
+                            ],
+                            scrollTo = [to, to === 0 ? 0 : (to / d.scrollRatio.y)],
+                            tso = totalScrollOffsets[0],
+                            tsbo = totalScrollBackOffsets[0],
+                            totalScrollOffset = tso > 0 ? tso / d.scrollRatio.y : 0,
+                            totalScrollBackOffset = tsbo > 0 ? tsbo / d.scrollRatio.y : 0;
+                        break;
+                }
+                if (scrollTo[1] < 0 || (scrollTo[0] === 0 && scrollTo[1] === 0)) {
+                    scrollTo = [0, 0];
+                } else if (scrollTo[1] >= limit[1]) {
+                    scrollTo = [limit[0], limit[1]];
+                } else {
+                    scrollTo[0] = -scrollTo[0];
+                }
+                if (!el[0].mcs) {
+                    _mcs(); /* init mcs object (once) to make it available before callbacks */
+                    if (_cb("onInit")) {
+                        o.callbacks.onInit.call(el[0]);
+                    } /* callbacks: onInit */
+                }
+                clearTimeout(mCSB_container[0].onCompleteTimeout);
+                _tweenTo(mCSB_dragger[0], property, Math.round(scrollTo[1]), dur[1], options.scrollEasing);
+                if (!d.tweenRunning && ((contentPos === 0 && scrollTo[0] >= 0) || (contentPos === limit[0] && scrollTo[0] <= limit[0]))) {
+                    return;
+                }
+                _tweenTo(mCSB_container[0], property, Math.round(scrollTo[0]), dur[0], options.scrollEasing, options.overwrite, {
+                    onStart: function() {
+                        if (options.callbacks && options.onStart && !d.tweenRunning) {
+                            /* callbacks: onScrollStart */
+                            if (_cb("onScrollStart")) {
+                                _mcs();
+                                o.callbacks.onScrollStart.call(el[0]);
+                            }
+                            d.tweenRunning = true;
+                            _onDragClasses(mCSB_dragger);
+                            d.cbOffsets = _cbOffsets();
+                        }
+                    },
+                    onUpdate: function() {
+                        if (options.callbacks && options.onUpdate) {
+                            /* callbacks: whileScrolling */
+                            if (_cb("whileScrolling")) {
+                                _mcs();
+                                o.callbacks.whileScrolling.call(el[0]);
+                            }
+                        }
+                    },
+                    onComplete: function() {
+                        if (options.callbacks && options.onComplete) {
+                            if (o.axis === "yx") {
+                                clearTimeout(mCSB_container[0].onCompleteTimeout);
+                            }
+                            var t = mCSB_container[0].idleTimer || 0;
+                            mCSB_container[0].onCompleteTimeout = setTimeout(function() {
+                                /* callbacks: onScroll, onTotalScroll, onTotalScrollBack */
+                                if (_cb("onScroll")) {
+                                    _mcs();
+                                    o.callbacks.onScroll.call(el[0]);
+                                }
+                                if (_cb("onTotalScroll") && scrollTo[1] >= limit[1] - totalScrollOffset && d.cbOffsets[0]) {
+                                    _mcs();
+                                    o.callbacks.onTotalScroll.call(el[0]);
+                                }
+                                if (_cb("onTotalScrollBack") && scrollTo[1] <= totalScrollBackOffset && d.cbOffsets[1]) {
+                                    _mcs();
+                                    o.callbacks.onTotalScrollBack.call(el[0]);
+                                }
+                                d.tweenRunning = false;
+                                mCSB_container[0].idleTimer = 0;
+                                _onDragClasses(mCSB_dragger, "hide");
+                            }, t);
+                        }
+                    }
+                });
+                /* checks if callback function exists */
+                function _cb(cb) {
+                    return d && o.callbacks[cb] && typeof o.callbacks[cb] === "function";
+                }
+                /* checks whether callback offsets always trigger */
+                function _cbOffsets() {
+                    return [o.callbacks.alwaysTriggerOffsets || contentPos >= limit[0] + tso, o.callbacks.alwaysTriggerOffsets || contentPos <= -tsbo];
+                }
+                /*
+                populates object with useful values for the user
+                values:
+                	content: this.mcs.content
+                	content top position: this.mcs.top
+                	content left position: this.mcs.left
+                	dragger top position: this.mcs.draggerTop
+                	dragger left position: this.mcs.draggerLeft
+                	scrolling y percentage: this.mcs.topPct
+                	scrolling x percentage: this.mcs.leftPct
+                	scrolling direction: this.mcs.direction
+                */
+                function _mcs() {
+                    var cp = [mCSB_container[0].offsetTop, mCSB_container[0].offsetLeft],
+                        /* content position */
+                        dp = [mCSB_dragger[0].offsetTop, mCSB_dragger[0].offsetLeft],
+                        /* dragger position */
+                        cl = [mCSB_container.outerHeight(false), mCSB_container.outerWidth(false)],
+                        /* content length */
+                        pl = [mCustomScrollBox.height(), mCustomScrollBox.width()]; /* content parent length */
+                    el[0].mcs = {
+                        content: mCSB_container,
+                        /* original content wrapper as jquery object */
+                        top: cp[0],
+                        left: cp[1],
+                        draggerTop: dp[0],
+                        draggerLeft: dp[1],
+                        topPct: Math.round((100 * Math.abs(cp[0])) / (Math.abs(cl[0]) - pl[0])),
+                        leftPct: Math.round((100 * Math.abs(cp[1])) / (Math.abs(cl[1]) - pl[1])),
+                        direction: options.dir
+                    };
+                    /*
+                    this refers to the original element containing the scrollbar(s)
+                    usage: this.mcs.top, this.mcs.leftPct etc.
+                    */
+                }
+            },
+            /* -------------------- */
+
+
+            /*
+            CUSTOM JAVASCRIPT ANIMATION TWEEN
+            Lighter and faster than jquery animate() and css transitions
+            Animates top/left properties and includes easings
+            */
+            _tweenTo = function(el, prop, to, duration, easing, overwrite, callbacks) {
+                if (!el._mTween) {
+                    el._mTween = {
+                        top: {},
+                        left: {}
+                    };
+                }
+                var callbacks = callbacks || {},
+                    onStart = callbacks.onStart || function() {},
+                    onUpdate = callbacks.onUpdate || function() {},
+                    onComplete = callbacks.onComplete || function() {},
+                    startTime = _getTime(),
+                    _delay, progress = 0,
+                    from = el.offsetTop,
+                    elStyle = el.style,
+                    _request, tobj = el._mTween[prop];
+                if (prop === "left") {
+                    from = el.offsetLeft;
+                }
+                var diff = to - from;
+                tobj.stop = 0;
+                if (overwrite !== "none") {
+                    _cancelTween();
+                }
+                _startTween();
+
+                function _step() {
+                    if (tobj.stop) {
+                        return;
+                    }
+                    if (!progress) {
+                        onStart.call();
+                    }
+                    progress = _getTime() - startTime;
+                    _tween();
+                    if (progress >= tobj.time) {
+                        tobj.time = (progress > tobj.time) ? progress + _delay - (progress - tobj.time) : progress + _delay - 1;
+                        if (tobj.time < progress + 1) {
+                            tobj.time = progress + 1;
+                        }
+                    }
+                    if (tobj.time < duration) {
+                        tobj.id = _request(_step);
+                    } else {
+                        onComplete.call();
+                    }
+                }
+
+                function _tween() {
+                    if (duration > 0) {
+                        tobj.currVal = _ease(tobj.time, from, diff, duration, easing);
+                        elStyle[prop] = Math.round(tobj.currVal) + "px";
+                    } else {
+                        elStyle[prop] = to + "px";
+                    }
+                    onUpdate.call();
+                }
+
+                function _startTween() {
+                    _delay = 1000 / 60;
+                    tobj.time = progress + _delay;
+                    _request = (!window.requestAnimationFrame) ? function(f) {
+                        _tween();
+                        return setTimeout(f, 0.01);
+                    } : window.requestAnimationFrame;
+                    tobj.id = _request(_step);
+                }
+
+                function _cancelTween() {
+                    if (tobj.id == null) {
+                        return;
+                    }
+                    if (!window.requestAnimationFrame) {
+                        clearTimeout(tobj.id);
+                    } else {
+                        window.cancelAnimationFrame(tobj.id);
+                    }
+                    tobj.id = null;
+                }
+
+                function _ease(t, b, c, d, type) {
+                    switch (type) {
+                        case "linear":
+                        case "mcsLinear":
+                            return c * t / d + b;
+                            break;
+                        case "mcsLinearOut":
+                            t /= d;
+                            t--;
+                            return c * Math.sqrt(1 - t * t) + b;
+                            break;
+                        case "easeInOutSmooth":
+                            t /= d / 2;
+                            if (t < 1) return c / 2 * t * t + b;
+                            t--;
+                            return -c / 2 * (t * (t - 2) - 1) + b;
+                            break;
+                        case "easeInOutStrong":
+                            t /= d / 2;
+                            if (t < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b;
+                            t--;
+                            return c / 2 * (-Math.pow(2, -10 * t) + 2) + b;
+                            break;
+                        case "easeInOut":
+                        case "mcsEaseInOut":
+                            t /= d / 2;
+                            if (t < 1) return c / 2 * t * t * t + b;
+                            t -= 2;
+                            return c / 2 * (t * t * t + 2) + b;
+                            break;
+                        case "easeOutSmooth":
+                            t /= d;
+                            t--;
+                            return -c * (t * t * t * t - 1) + b;
+                            break;
+                        case "easeOutStrong":
+                            return c * (-Math.pow(2, -10 * t / d) + 1) + b;
+                            break;
+                        case "easeOut":
+                        case "mcsEaseOut":
+                        default:
+                            var ts = (t /= d) * t,
+                                tc = ts * t;
+                            return b + c * (0.499999999999997 * tc * ts + -2.5 * ts * ts + 5.5 * tc + -6.5 * ts + 4 * t);
+                    }
+                }
+            },
+            /* -------------------- */
+
+
+            /* returns current time */
+            _getTime = function() {
+                if (window.performance && window.performance.now) {
+                    return window.performance.now();
+                } else {
+                    if (window.performance && window.performance.webkitNow) {
+                        return window.performance.webkitNow();
+                    } else {
+                        if (Date.now) {
+                            return Date.now();
+                        } else {
+                            return new Date().getTime();
+                        }
+                    }
+                }
+            },
+            /* -------------------- */
+
+
+            /* stops a tween */
+            _stopTween = function() {
+                var el = this;
+                if (!el._mTween) {
+                    el._mTween = {
+                        top: {},
+                        left: {}
+                    };
+                }
+                var props = ["top", "left"];
+                for (var i = 0; i < props.length; i++) {
+                    var prop = props[i];
+                    if (el._mTween[prop].id) {
+                        if (!window.requestAnimationFrame) {
+                            clearTimeout(el._mTween[prop].id);
+                        } else {
+                            window.cancelAnimationFrame(el._mTween[prop].id);
+                        }
+                        el._mTween[prop].id = null;
+                        el._mTween[prop].stop = 1;
+                    }
+                }
+            },
+            /* -------------------- */
+
+
+            /* deletes a property (avoiding the exception thrown by IE) */
+            _delete = function(c, m) {
+                try {
+                    delete c[m];
+                } catch (e) {
+                    c[m] = null;
+                }
+            },
+            /* -------------------- */
+
+
+            /* detects left mouse button */
+            _mouseBtnLeft = function(e) {
+                return !(e.which && e.which !== 1);
+            },
+            /* -------------------- */
+
+
+            /* detects if pointer type event is touch */
+            _pointerTouch = function(e) {
+                var t = e.originalEvent.pointerType;
+                return !(t && t !== "touch" && t !== 2);
+            },
+            /* -------------------- */
+
+
+            /* checks if value is numeric */
+            _isNumeric = function(val) {
+                return !isNaN(parseFloat(val)) && isFinite(val);
+            },
+            /* -------------------- */
+
+
+            /* returns element position according to content */
+            _childPos = function(el) {
+                var p = el.parents(".mCSB_container");
+                return [el.offset().top - p.offset().top, el.offset().left - p.offset().left];
+            },
+            /* -------------------- */
+
+
+            /* checks if browser tab is hidden/inactive via Page Visibility API */
+            _isTabHidden = function() {
+                var prop = _getHiddenProp();
+                if (!prop) return false;
+                return document[prop];
+
+                function _getHiddenProp() {
+                    var pfx = ["webkit", "moz", "ms", "o"];
+                    if ("hidden" in document) return "hidden"; //natively supported
+                    for (var i = 0; i < pfx.length; i++) { //prefixed
+                        if ((pfx[i] + "Hidden") in document)
+                            return pfx[i] + "Hidden";
+                    }
+                    return null; //not supported
+                }
+            };
+        /* -------------------- */
+
+
+
+
+
+        /*
+        ----------------------------------------
+        PLUGIN SETUP
+        ----------------------------------------
+        */
+
+        /* plugin constructor functions */
+        $.fn[pluginNS] = function(method) {
+            /* usage: $(selector).mCustomScrollbar(); */
+            if (methods[method]) {
+                return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
+            } else if (typeof method === "object" || !method) {
+                return methods.init.apply(this, arguments);
+            } else {
+                $.error("Method " + method + " does not exist");
+            }
+        };
+        $[pluginNS] = function(method) {
+            /* usage: $.mCustomScrollbar(); */
+            if (methods[method]) {
+                return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
+            } else if (typeof method === "object" || !method) {
+                return methods.init.apply(this, arguments);
+            } else {
+                $.error("Method " + method + " does not exist");
+            }
+        };
+
+        /*
+        allow setting plugin default options.
+        usage: $.mCustomScrollbar.defaults.scrollInertia=500;
+        to apply any changed default options on default selectors (below), use inside document ready fn
+        e.g.: $(document).ready(function(){ $.mCustomScrollbar.defaults.scrollInertia=500; });
+        */
+        $[pluginNS].defaults = defaults;
+
+        /*
+        add window object (window.mCustomScrollbar)
+        usage: if(window.mCustomScrollbar){console.log("custom scrollbar plugin loaded");}
+        */
+        window[pluginNS] = true;
+
+        $(window).load(function() {
+
+            $(defaultSelector)[pluginNS](); /* add scrollbars automatically on default selector */
+
+            /* extend jQuery expressions */
+            $.extend($.expr[":"], {
+                /* checks if element is within scrollable viewport */
+                mcsInView: $.expr[":"].mcsInView || function(el) {
+                    var $el = $(el),
+                        content = $el.parents(".mCSB_container"),
+                        wrapper, cPos;
+                    if (!content.length) {
+                        return;
+                    }
+                    wrapper = content.parent();
+                    cPos = [content[0].offsetTop, content[0].offsetLeft];
+                    return cPos[0] + _childPos($el)[0] >= 0 && cPos[0] + _childPos($el)[0] < wrapper.height() - $el.outerHeight(false) &&
+                        cPos[1] + _childPos($el)[1] >= 0 && cPos[1] + _childPos($el)[1] < wrapper.width() - $el.outerWidth(false);
+                },
+                /* checks if element is overflowed having visible scrollbar(s) */
+                mcsOverflow: $.expr[":"].mcsOverflow || function(el) {
+                    var d = $(el).data(pluginPfx);
+                    if (!d) {
+                        return;
+                    }
+                    return d.overflowed[0] || d.overflowed[1];
+                }
+            });
+
+        });
+
+    }))
+}));
\ No newline at end of file
diff --git a/sandstorm-pkgdef.capnp b/sandstorm-pkgdef.capnp
index 6afc7b55..772f7a48 100644
--- a/sandstorm-pkgdef.capnp
+++ b/sandstorm-pkgdef.capnp
@@ -241,6 +241,7 @@ const myCommand :Spk.Manifest.Command = (
     (key = "RICHER_CARD_COMMENT_EDITOR", value="false"),
     (key = "SCROLLINERTIA", value="0"),
     (key = "SCROLLAMOUNT", value="auto"),
+    (key = "SCROLLDELTAFACTOR", value="auto"),
     (key = "CARD_OPENED_WEBHOOK_ENABLED", value="false"),
     (key = "NOTIFICATION_TRAY_AFTER_READ_DAYS_BEFORE_REMOVE", value=""),
     (key = "BIGEVENTS_PATTERN", value="NONE"),
diff --git a/server/scroll.js b/server/scroll.js
index c2cc797e..d350e8c7 100644
--- a/server/scroll.js
+++ b/server/scroll.js
@@ -1,15 +1,23 @@
 Meteor.startup(() => {
-  // Mouse Scroll Intertia, issue #2949. Integer.
-  if (process.env.SCROLLINERTIA !== '0') {
-    Meteor.settings.public.SCROLLINERTIA = process.env.SCROLLINERTIA;
-  } else {
-    Meteor.settings.public.SCROLLINERTIA = 0;
-  }
+    // Mouse Scroll Intertia, issue #2949. Integer.
+    if (process.env.SCROLLINERTIA !== '0') {
+        Meteor.settings.public.SCROLLINERTIA = process.env.SCROLLINERTIA;
+    } else {
+        Meteor.settings.public.SCROLLINERTIA = 0;
+    }
 
-  // Mouse Scroll Amount, issue #2949. "auto" or Integer.
-  if (process.env.SCROLLAMOUNT !== 'auto') {
-    Meteor.settings.public.SCROLLAMOUNT = process.env.SCROLLAMOUNT;
-  } else {
-    Meteor.settings.public.SCROLLAMOUNT = 'auto';
-  }
-});
+    // Mouse Scroll Amount, issue #2949. "auto" or Integer.
+    if (process.env.SCROLLAMOUNT !== 'auto') {
+        Meteor.settings.public.SCROLLAMOUNT = process.env.SCROLLAMOUNT;
+    } else {
+        Meteor.settings.public.SCROLLAMOUNT = 'auto';
+    }
+
+    // Mouse Scroll DeltaFactor, issue #2949. "auto" or Integer.
+    if (process.env.SCROLLDELTAFACTOR !== 'auto') {
+        Meteor.settings.public.SCROLLDELTAFACTOR = process.env.SCROLLDELTAFACTOR;
+    } else {
+        Meteor.settings.public.SCROLLDELTAFACTOR = 'auto';
+    }
+
+});
\ No newline at end of file
diff --git a/snap-src/bin/config b/snap-src/bin/config
index 065b8685..1da986b0 100755
--- a/snap-src/bin/config
+++ b/snap-src/bin/config
@@ -3,7 +3,7 @@
 # All supported keys are defined here together with descriptions and default values
 
 # list of supported keys
-keys="DEBUG MONGO_URL MONGODB_BIND_UNIX_SOCKET MONGO_URL MONGODB_BIND_IP MONGODB_PORT MAIL_URL MAIL_FROM ROOT_URL PORT DISABLE_MONGODB CADDY_ENABLED CADDY_BIND_PORT WITH_API RICHER_CARD_COMMENT_EDITOR CARD_OPENED_WEBHOOK_ENABLED ACCOUNTS_LOCKOUT_KNOWN_USERS_FAILURES_BEFORE ACCOUNTS_LOCKOUT_KNOWN_USERS_PERIOD ACCOUNTS_LOCKOUT_KNOWN_USERS_FAILURE_WINDOW ACCOUNTS_LOCKOUT_UNKNOWN_USERS_FAILURES_BERORE ACCOUNTS_LOCKOUT_UNKNOWN_USERS_LOCKOUT_PERIOD ACCOUNTS_LOCKOUT_UNKNOWN_USERS_FAILURE_WINDOW  MAX_IMAGE_PIXEL IMAGE_COMPRESS_RATIO BIGEVENTS_PATTERN NOTIFICATION_TRAY_AFTER_READ_DAYS_BEFORE_REMOVE NOTIFY_DUE_DAYS_BEFORE_AND_AFTER NOTIFY_DUE_AT_HOUR_OF_DAY EMAIL_NOTIFICATION_TIMEOUT CORS CORS_ALLOW_HEADERS CORS_EXPOSE_HEADERS MATOMO_ADDRESS MATOMO_SITE_ID MATOMO_DO_NOT_TRACK MATOMO_WITH_USERNAME BROWSER_POLICY_ENABLED TRUSTED_URL WEBHOOKS_ATTRIBUTES OAUTH2_ENABLED OAUTH2_LOGIN_STYLE OAUTH2_CLIENT_ID OAUTH2_SECRET OAUTH2_SERVER_URL OAUTH2_AUTH_ENDPOINT OAUTH2_USERINFO_ENDPOINT OAUTH2_TOKEN_ENDPOINT OAUTH2_ID_MAP OAUTH2_USERNAME_MAP OAUTH2_FULLNAME_MAP OAUTH2_ID_TOKEN_WHITELIST_FIELDS OAUTH2_EMAIL_MAP OAUTH2_REQUEST_PERMISSIONS LDAP_ENABLE LDAP_PORT LDAP_HOST LDAP_BASEDN LDAP_LOGIN_FALLBACK LDAP_RECONNECT LDAP_TIMEOUT LDAP_IDLE_TIMEOUT LDAP_CONNECT_TIMEOUT LDAP_AUTHENTIFICATION LDAP_AUTHENTIFICATION_USERDN LDAP_AUTHENTIFICATION_PASSWORD LDAP_LOG_ENABLED LDAP_BACKGROUND_SYNC LDAP_BACKGROUND_SYNC_INTERVAL LDAP_BACKGROUND_SYNC_KEEP_EXISTANT_USERS_UPDATED LDAP_BACKGROUND_SYNC_IMPORT_NEW_USERS LDAP_ENCRYPTION LDAP_CA_CERT LDAP_REJECT_UNAUTHORIZED LDAP_USER_AUTHENTICATION LDAP_USER_AUTHENTICATION_FIELD LDAP_USER_SEARCH_FILTER LDAP_USER_SEARCH_SCOPE LDAP_USER_SEARCH_FIELD LDAP_SEARCH_PAGE_SIZE LDAP_SEARCH_SIZE_LIMIT LDAP_GROUP_FILTER_ENABLE LDAP_GROUP_FILTER_OBJECTCLASS LDAP_GROUP_FILTER_GROUP_ID_ATTRIBUTE LDAP_GROUP_FILTER_GROUP_MEMBER_ATTRIBUTE LDAP_GROUP_FILTER_GROUP_MEMBER_FORMAT LDAP_GROUP_FILTER_GROUP_NAME LDAP_UNIQUE_IDENTIFIER_FIELD LDAP_UTF8_NAMES_SLUGIFY LDAP_USERNAME_FIELD LDAP_FULLNAME_FIELD LDAP_MERGE_EXISTING_USERS LDAP_SYNC_USER_DATA LDAP_SYNC_USER_DATA_FIELDMAP LDAP_SYNC_GROUP_ROLES LDAP_DEFAULT_DOMAIN LDAP_EMAIL_MATCH_ENABLE LDAP_EMAIL_MATCH_REQUIRE LDAP_EMAIL_MATCH_VERIFIED LDAP_EMAIL_FIELD LDAP_SYNC_ADMIN_STATUS LDAP_SYNC_ADMIN_GROUPS HEADER_LOGIN_ID HEADER_LOGIN_FIRSTNAME HEADER_LOGIN_LASTNAME HEADER_LOGIN_EMAIL LOGOUT_WITH_TIMER LOGOUT_IN LOGOUT_ON_HOURS LOGOUT_ON_MINUTES DEFAULT_AUTHENTICATION_METHOD ATTACHMENTS_STORE_PATH SCROLLINERTIA SCROLLAMOUNT PASSWORD_LOGIN_ENABLED"
+keys="DEBUG MONGO_URL MONGODB_BIND_UNIX_SOCKET MONGO_URL MONGODB_BIND_IP MONGODB_PORT MAIL_URL MAIL_FROM ROOT_URL PORT DISABLE_MONGODB CADDY_ENABLED CADDY_BIND_PORT WITH_API RICHER_CARD_COMMENT_EDITOR CARD_OPENED_WEBHOOK_ENABLED ACCOUNTS_LOCKOUT_KNOWN_USERS_FAILURES_BEFORE ACCOUNTS_LOCKOUT_KNOWN_USERS_PERIOD ACCOUNTS_LOCKOUT_KNOWN_USERS_FAILURE_WINDOW ACCOUNTS_LOCKOUT_UNKNOWN_USERS_FAILURES_BERORE ACCOUNTS_LOCKOUT_UNKNOWN_USERS_LOCKOUT_PERIOD ACCOUNTS_LOCKOUT_UNKNOWN_USERS_FAILURE_WINDOW  MAX_IMAGE_PIXEL IMAGE_COMPRESS_RATIO BIGEVENTS_PATTERN NOTIFICATION_TRAY_AFTER_READ_DAYS_BEFORE_REMOVE NOTIFY_DUE_DAYS_BEFORE_AND_AFTER NOTIFY_DUE_AT_HOUR_OF_DAY EMAIL_NOTIFICATION_TIMEOUT CORS CORS_ALLOW_HEADERS CORS_EXPOSE_HEADERS MATOMO_ADDRESS MATOMO_SITE_ID MATOMO_DO_NOT_TRACK MATOMO_WITH_USERNAME BROWSER_POLICY_ENABLED TRUSTED_URL WEBHOOKS_ATTRIBUTES OAUTH2_ENABLED OAUTH2_LOGIN_STYLE OAUTH2_CLIENT_ID OAUTH2_SECRET OAUTH2_SERVER_URL OAUTH2_AUTH_ENDPOINT OAUTH2_USERINFO_ENDPOINT OAUTH2_TOKEN_ENDPOINT OAUTH2_ID_MAP OAUTH2_USERNAME_MAP OAUTH2_FULLNAME_MAP OAUTH2_ID_TOKEN_WHITELIST_FIELDS OAUTH2_EMAIL_MAP OAUTH2_REQUEST_PERMISSIONS LDAP_ENABLE LDAP_PORT LDAP_HOST LDAP_BASEDN LDAP_LOGIN_FALLBACK LDAP_RECONNECT LDAP_TIMEOUT LDAP_IDLE_TIMEOUT LDAP_CONNECT_TIMEOUT LDAP_AUTHENTIFICATION LDAP_AUTHENTIFICATION_USERDN LDAP_AUTHENTIFICATION_PASSWORD LDAP_LOG_ENABLED LDAP_BACKGROUND_SYNC LDAP_BACKGROUND_SYNC_INTERVAL LDAP_BACKGROUND_SYNC_KEEP_EXISTANT_USERS_UPDATED LDAP_BACKGROUND_SYNC_IMPORT_NEW_USERS LDAP_ENCRYPTION LDAP_CA_CERT LDAP_REJECT_UNAUTHORIZED LDAP_USER_AUTHENTICATION LDAP_USER_AUTHENTICATION_FIELD LDAP_USER_SEARCH_FILTER LDAP_USER_SEARCH_SCOPE LDAP_USER_SEARCH_FIELD LDAP_SEARCH_PAGE_SIZE LDAP_SEARCH_SIZE_LIMIT LDAP_GROUP_FILTER_ENABLE LDAP_GROUP_FILTER_OBJECTCLASS LDAP_GROUP_FILTER_GROUP_ID_ATTRIBUTE LDAP_GROUP_FILTER_GROUP_MEMBER_ATTRIBUTE LDAP_GROUP_FILTER_GROUP_MEMBER_FORMAT LDAP_GROUP_FILTER_GROUP_NAME LDAP_UNIQUE_IDENTIFIER_FIELD LDAP_UTF8_NAMES_SLUGIFY LDAP_USERNAME_FIELD LDAP_FULLNAME_FIELD LDAP_MERGE_EXISTING_USERS LDAP_SYNC_USER_DATA LDAP_SYNC_USER_DATA_FIELDMAP LDAP_SYNC_GROUP_ROLES LDAP_DEFAULT_DOMAIN LDAP_EMAIL_MATCH_ENABLE LDAP_EMAIL_MATCH_REQUIRE LDAP_EMAIL_MATCH_VERIFIED LDAP_EMAIL_FIELD LDAP_SYNC_ADMIN_STATUS LDAP_SYNC_ADMIN_GROUPS HEADER_LOGIN_ID HEADER_LOGIN_FIRSTNAME HEADER_LOGIN_LASTNAME HEADER_LOGIN_EMAIL LOGOUT_WITH_TIMER LOGOUT_IN LOGOUT_ON_HOURS LOGOUT_ON_MINUTES DEFAULT_AUTHENTICATION_METHOD ATTACHMENTS_STORE_PATH SCROLLINERTIA SCROLLAMOUNT SCROLLDELTAFACTOR PASSWORD_LOGIN_ENABLED"
 
 # default values
 DESCRIPTION_DEBUG="Debug OIDC OAuth2 etc. Example: sudo snap set wekan debug='true'"
@@ -460,9 +460,13 @@ DESCRIPTION_SCROLLINERTIA="Mousewheel scroll inertia, issue #2949. Default: 0"
 DEFAULT_SCROLLINERTIA="0"
 KEY_SCROLLINERTIA="scrollinertia"
 
-DESCRIPTION_SCROLLINERTIA="Mousewheel scroll amount, issue #2949. Default: 'auto'"
-DEFAULT_SCROLLINERTIA="auto"
-KEY_SCROLLINERTIA="scrollamount"
+DESCRIPTION_SCROLLAMOUNT="Mousewheel scroll amount, issue #2949. Default: 'auto'"
+DEFAULT_SCROLLAMOUNT="auto"
+KEY_SCROLLAMOUNT="scrollamount"
+
+DESCRIPTION_SCROLLDELTAFACTOR="Mousewheel scroll deltafactor, issue #2949. Default: 'auto'"
+DEFAULT_SCROLLDELTAFACTOR="auto"
+KEY_SCROLLDELTAFACTOR="scrolldeltafactor"
 
 DESCRIPTION_PASSWORD_LOGIN_ENABLED="To hide the password login form"
 DEFAULT_PASSWORD_LOGIN_ENABLED="true"
diff --git a/snap-src/bin/wekan-help b/snap-src/bin/wekan-help
index dfcf40a5..9191209d 100755
--- a/snap-src/bin/wekan-help
+++ b/snap-src/bin/wekan-help
@@ -81,6 +81,12 @@ echo -e "\t$ snap set $SNAP_NAME scrollamount='950'"
 echo -e "Disable, default:"
 echo -e "\t$ snap set $SNAP_NAME scrollamount='auto'"
 echo -e "\n"
+echo -e "Mousewheel scroll deltafactor. Default: 'auto'. Allowed: 'auto' or Integer number. https://github.com/wekan/wekan/issues/2949"
+echo -e "Enable:"
+echo -e "\t$ snap set $SNAP_NAME scrolldeltafactor='950'"
+echo -e "Disable, default:"
+echo -e "\t$ snap set $SNAP_NAME scrolldeltafactor='auto'"
+echo -e "\n"
 echo -e "Card opened, send webhook message. Default: false https://github.com/wekan/wekan/issues/2518"
 echo -e "Enable:"
 echo -e "\t$ snap set $SNAP_NAME card-opened-webhook-enabled='true'"
diff --git a/start-wekan.bat b/start-wekan.bat
index cfea7001..c87d6770 100644
--- a/start-wekan.bat
+++ b/start-wekan.bat
@@ -26,6 +26,7 @@ REM # ==== MOUSE SCROLL ====
 REM # https://github.com/wekan/wekan/issues/2949
 SET SCROLLINERTIA=0
 SET SCROLLAMOUNT=auto
+SET SCROLLDELTAFACTOR=auto
 
 REM # ==== CARD OPENED, SEND WEBHOOK MESSAGE ====
 SET CARD_OPENED_WEBHOOK_ENABLED=false
diff --git a/start-wekan.sh b/start-wekan.sh
index f3fb18e9..b3dfce5a 100755
--- a/start-wekan.sh
+++ b/start-wekan.sh
@@ -45,6 +45,7 @@
       # https://github.com/wekan/wekan/issues/2949
       export SCROLLINERTIA=0
       export SCROLLAMOUNT=auto
+      export SCROLLDELTAFACTOR=auto
       #---------------------------------------------------------------
       # ==== CARD OPENED, SEND WEBHOOK MESSAGE ====
       export CARD_OPENED_WEBHOOK_ENABLED=false
@@ -363,7 +364,7 @@
       # example : LOGOUT_ON_MINUTES=55
       #export LOGOUT_ON_MINUTES=
       #---------------------------------------------------------------------
-      # PASSWORD_LOGIN_ENABLED : Enable or not the password login form. 
+      # PASSWORD_LOGIN_ENABLED : Enable or not the password login form.
       #export PASSWORD_LOGIN_ENABLED=true
 
       node main.js
diff --git a/torodb-postgresql/docker-compose.yml b/torodb-postgresql/docker-compose.yml
index 5ea02525..f629379e 100644
--- a/torodb-postgresql/docker-compose.yml
+++ b/torodb-postgresql/docker-compose.yml
@@ -234,6 +234,7 @@ services:
       # https://github.com/wekan/wekan/issues/2949
       - SCROLLINERTIA=0
       - SCROLLAMOUNT=auto
+      - SCROLLDELTAFACTOR=auto
       #---------------------------------------------------------------
       # ==== CARD OPENED, SEND WEBHOOK MESSAGE ====
       # https://github.com/wekan/wekan/issues/2518
@@ -528,11 +529,11 @@ services:
       # example : LOGOUT_ON_MINUTES=55
       #- LOGOUT_ON_MINUTES=
       #---------------------------------------------------------------------
-      # PASSWORD_LOGIN_ENABLED : Enable or not the password login form. 
+      # PASSWORD_LOGIN_ENABLED : Enable or not the password login form.
       # example: PASSWORD_LOGIN_ENABLED=false
       # - PASSWORD_LOGIN_ENABLED
       #-------------------------------------------------------------------
-      
+
 
     depends_on:
       - mongodb