text: define( [
  	"skylark-jquery",
  	"../escape-selector",
  	"../keycode",
  	"../safe-active-element",
  	"../unique-id",
  	"../version",
  	"../widget"
  ],function( $ ) {
  
  	$.widget( "ui.tabs", {
  		version: "@VERSION",
  		delay: 300,
  		options: {
  			active: null,
  			classes: {
  				"ui-tabs": "ui-corner-all",
  				"ui-tabs-nav": "ui-corner-all",
  				"ui-tabs-panel": "ui-corner-bottom",
  				"ui-tabs-tab": "ui-corner-top"
  			},
  			collapsible: false,
  			event: "click",
  			heightStyle: "content",
  			hide: null,
  			show: null,
  
  			// Callbacks
  			activate: null,
  			beforeActivate: null,
  			beforeLoad: null,
  			load: null
  		},
  
  		_isLocal: ( function() {
  			var rhash = /#.*$/;
  
  			return function( anchor ) {
  				var anchorUrl, locationUrl;
  
  				anchorUrl = anchor.href.replace( rhash, "" );
  				locationUrl = location.href.replace( rhash, "" );
  
  				// Decoding may throw an error if the URL isn't UTF-8 (#9518)
  				try {
  					anchorUrl = decodeURIComponent( anchorUrl );
  				} catch ( error ) {}
  				try {
  					locationUrl = decodeURIComponent( locationUrl );
  				} catch ( error ) {}
  
  				return anchor.hash.length > 1 && anchorUrl === locationUrl;
  			};
  		} )(),
  
  		_create: function() {
  			var that = this,
  				options = this.options;
  
  			this.running = false;
  
  			this._addClass( "ui-tabs", "ui-widget ui-widget-content" );
  			this._toggleClass( "ui-tabs-collapsible", null, options.collapsible );
  
  			this._processTabs();
  			options.active = this._initialActive();
  
  			// Take disabling tabs via class attribute from HTML
  			// into account and update option properly.
  			if ( $.isArray( options.disabled ) ) {
  				options.disabled = $.uniqueSort( options.disabled.concat(
  					$.map( this.tabs.filter( ".ui-state-disabled" ), function( li ) {
  						return that.tabs.index( li );
  					} )
  				) ).sort();
  			}
  
  			// Check for length avoids error when initializing empty list
  			if ( this.options.active !== false && this.anchors.length ) {
  				this.active = this._findActive( options.active );
  			} else {
  				this.active = $();
  			}
  
  			this._refresh();
  
  			if ( this.active.length ) {
  				this.load( options.active );
  			}
  		},
  
  		_initialActive: function() {
  			var active = this.options.active,
  				collapsible = this.options.collapsible,
  				locationHash = location.hash.substring( 1 );
  
  			if ( active === null ) {
  
  				// check the fragment identifier in the URL
  				if ( locationHash ) {
  					this.tabs.each( function( i, tab ) {
  						if ( $( tab ).attr( "aria-controls" ) === locationHash ) {
  							active = i;
  							return false;
  						}
  					} );
  				}
  
  				// Check for a tab marked active via a class
  				if ( active === null ) {
  					active = this.tabs.index( this.tabs.filter( ".ui-tabs-active" ) );
  				}
  
  				// No active tab, set to false
  				if ( active === null || active === -1 ) {
  					active = this.tabs.length ? 0 : false;
  				}
  			}
  
  			// Handle numbers: negative, out of range
  			if ( active !== false ) {
  				active = this.tabs.index( this.tabs.eq( active ) );
  				if ( active === -1 ) {
  					active = collapsible ? false : 0;
  				}
  			}
  
  			// Don't allow collapsible: false and active: false
  			if ( !collapsible && active === false && this.anchors.length ) {
  				active = 0;
  			}
  
  			return active;
  		},
  
  		_getCreateEventData: function() {
  			return {
  				tab: this.active,
  				panel: !this.active.length ? $() : this._getPanelForTab( this.active )
  			};
  		},
  
  		_tabKeydown: function( event ) {
  			var focusedTab = $( $.ui.safeActiveElement( this.document[ 0 ] ) ).closest( "li" ),
  				selectedIndex = this.tabs.index( focusedTab ),
  				goingForward = true;
  
  			if ( this._handlePageNav( event ) ) {
  				return;
  			}
  
  			switch ( event.keyCode ) {
  			case $.ui.keyCode.RIGHT:
  			case $.ui.keyCode.DOWN:
  				selectedIndex++;
  				break;
  			case $.ui.keyCode.UP:
  			case $.ui.keyCode.LEFT:
  				goingForward = false;
  				selectedIndex--;
  				break;
  			case $.ui.keyCode.END:
  				selectedIndex = this.anchors.length - 1;
  				break;
  			case $.ui.keyCode.HOME:
  				selectedIndex = 0;
  				break;
  			case $.ui.keyCode.SPACE:
  
  				// Activate only, no collapsing
  				event.preventDefault();
  				clearTimeout( this.activating );
  				this._activate( selectedIndex );
  				return;
  			case $.ui.keyCode.ENTER:
  
  				// Toggle (cancel delayed activation, allow collapsing)
  				event.preventDefault();
  				clearTimeout( this.activating );
  
  				// Determine if we should collapse or activate
  				this._activate( selectedIndex === this.options.active ? false : selectedIndex );
  				return;
  			default:
  				return;
  			}
  
  			// Focus the appropriate tab, based on which key was pressed
  			event.preventDefault();
  			clearTimeout( this.activating );
  			selectedIndex = this._focusNextTab( selectedIndex, goingForward );
  
  			// Navigating with control/command key will prevent automatic activation
  			if ( !event.ctrlKey && !event.metaKey ) {
  
  				// Update aria-selected immediately so that AT think the tab is already selected.
  				// Otherwise AT may confuse the user by stating that they need to activate the tab,
  				// but the tab will already be activated by the time the announcement finishes.
  				focusedTab.attr( "aria-selected", "false" );
  				this.tabs.eq( selectedIndex ).attr( "aria-selected", "true" );
  
  				this.activating = this._delay( function() {
  					this.option( "active", selectedIndex );
  				}, this.delay );
  			}
  		},
  
  		_panelKeydown: function( event ) {
  			if ( this._handlePageNav( event ) ) {
  				return;
  			}
  
  			// Ctrl+up moves focus to the current tab
  			if ( event.ctrlKey && event.keyCode === $.ui.keyCode.UP ) {
  				event.preventDefault();
  				this.active.trigger( "focus" );
  			}
  		},
  
  		// Alt+page up/down moves focus to the previous/next tab (and activates)
  		_handlePageNav: function( event ) {
  			if ( event.altKey && event.keyCode === $.ui.keyCode.PAGE_UP ) {
  				this._activate( this._focusNextTab( this.options.active - 1, false ) );
  				return true;
  			}
  			if ( event.altKey && event.keyCode === $.ui.keyCode.PAGE_DOWN ) {
  				this._activate( this._focusNextTab( this.options.active + 1, true ) );
  				return true;
  			}
  		},
  
  		_findNextTab: function( index, goingForward ) {
  			var lastTabIndex = this.tabs.length - 1;
  
  			function constrain() {
  				if ( index > lastTabIndex ) {
  					index = 0;
  				}
  				if ( index < 0 ) {
  					index = lastTabIndex;
  				}
  				return index;
  			}
  
  			while ( $.inArray( constrain(), this.options.disabled ) !== -1 ) {
  				index = goingForward ? index + 1 : index - 1;
  			}
  
  			return index;
  		},
  
  		_focusNextTab: function( index, goingForward ) {
  			index = this._findNextTab( index, goingForward );
  			this.tabs.eq( index ).trigger( "focus" );
  			return index;
  		},
  
  		_setOption: function( key, value ) {
  			if ( key === "active" ) {
  
  				// _activate() will handle invalid values and update this.options
  				this._activate( value );
  				return;
  			}
  
  			this._super( key, value );
  
  			if ( key === "collapsible" ) {
  				this._toggleClass( "ui-tabs-collapsible", null, value );
  
  				// Setting collapsible: false while collapsed; open first panel
  				if ( !value && this.options.active === false ) {
  					this._activate( 0 );
  				}
  			}
  
  			if ( key === "event" ) {
  				this._setupEvents( value );
  			}
  
  			if ( key === "heightStyle" ) {
  				this._setupHeightStyle( value );
  			}
  		},
  
  		_sanitizeSelector: function( hash ) {
  			return hash ? hash.replace( /[!"$%&'()*+,.\/:;<=>?@\[\]\^`{|}~]/g, "\\$&" ) : "";
  		},
  
  		refresh: function() {
  			var options = this.options,
  				lis = this.tablist.children( ":has(a[href])" );
  
  			// Get disabled tabs from class attribute from HTML
  			// this will get converted to a boolean if needed in _refresh()
  			options.disabled = $.map( lis.filter( ".ui-state-disabled" ), function( tab ) {
  				return lis.index( tab );
  			} );
  
  			this._processTabs();
  
  			// Was collapsed or no tabs
  			if ( options.active === false || !this.anchors.length ) {
  				options.active = false;
  				this.active = $();
  
  			// was active, but active tab is gone
  			} else if ( this.active.length && !$.contains( this.tablist[ 0 ], this.active[ 0 ] ) ) {
  
  				// all remaining tabs are disabled
  				if ( this.tabs.length === options.disabled.length ) {
  					options.active = false;
  					this.active = $();
  
  				// activate previous tab
  				} else {
  					this._activate( this._findNextTab( Math.max( 0, options.active - 1 ), false ) );
  				}
  
  			// was active, active tab still exists
  			} else {
  
  				// make sure active index is correct
  				options.active = this.tabs.index( this.active );
  			}
  
  			this._refresh();
  		},
  
  		_refresh: function() {
  			this._setOptionDisabled( this.options.disabled );
  			this._setupEvents( this.options.event );
  			this._setupHeightStyle( this.options.heightStyle );
  
  			this.tabs.not( this.active ).attr( {
  				"aria-selected": "false",
  				"aria-expanded": "false",
  				tabIndex: -1
  			} );
  			this.panels.not( this._getPanelForTab( this.active ) )
  				.hide()
  				.attr( {
  					"aria-hidden": "true"
  				} );
  
  			// Make sure one tab is in the tab order
  			if ( !this.active.length ) {
  				this.tabs.eq( 0 ).attr( "tabIndex", 0 );
  			} else {
  				this.active
  					.attr( {
  						"aria-selected": "true",
  						"aria-expanded": "true",
  						tabIndex: 0
  					} );
  				this._addClass( this.active, "ui-tabs-active", "ui-state-active" );
  				this._getPanelForTab( this.active )
  					.show()
  					.attr( {
  						"aria-hidden": "false"
  					} );
  			}
  		},
  
  		_processTabs: function() {
  			var that = this,
  				prevTabs = this.tabs,
  				prevAnchors = this.anchors,
  				prevPanels = this.panels;
  
  			this.tablist = this._getList().attr( "role", "tablist" );
  			this._addClass( this.tablist, "ui-tabs-nav",
  				"ui-helper-reset ui-helper-clearfix ui-widget-header" );
  
  			// Prevent users from focusing disabled tabs via click
  			this.tablist
  				.on( "mousedown" + this.eventNamespace, "> li", function( event ) {
  					if ( $( this ).is( ".ui-state-disabled" ) ) {
  						event.preventDefault();
  					}
  				} )
  
  				// Support: IE <9
  				// Preventing the default action in mousedown doesn't prevent IE
  				// from focusing the element, so if the anchor gets focused, blur.
  				// We don't have to worry about focusing the previously focused
  				// element since clicking on a non-focusable element should focus
  				// the body anyway.
  				.on( "focus" + this.eventNamespace, ".ui-tabs-anchor", function() {
  					if ( $( this ).closest( "li" ).is( ".ui-state-disabled" ) ) {
  						this.blur();
  					}
  				} );
  
  			this.tabs = this.tablist.find( "> li:has(a[href])" )
  				.attr( {
  					role: "tab",
  					tabIndex: -1
  				} );
  			this._addClass( this.tabs, "ui-tabs-tab", "ui-state-default" );
  
  			this.anchors = this.tabs.map( function() {
  				return $( "a", this )[ 0 ];
  			} )
  				.attr( {
  					tabIndex: -1
  				} );
  			this._addClass( this.anchors, "ui-tabs-anchor" );
  
  			this.panels = $();
  
  			this.anchors.each( function( i, anchor ) {
  				var selector, panel, panelId,
  					anchorId = $( anchor ).uniqueId().attr( "id" ),
  					tab = $( anchor ).closest( "li" ),
  					originalAriaControls = tab.attr( "aria-controls" );
  
  				// Inline tab
  				if ( that._isLocal( anchor ) ) {
  					selector = anchor.hash;
  					panelId = selector.substring( 1 );
  					panel = that.element.find( that._sanitizeSelector( selector ) );
  
  				// remote tab
  				} else {
  
  					// If the tab doesn't already have aria-controls,
  					// generate an id by using a throw-away element
  					panelId = tab.attr( "aria-controls" ) || $( {} ).uniqueId()[ 0 ].id;
  					selector = "#" + panelId;
  					panel = that.element.find( selector );
  					if ( !panel.length ) {
  						panel = that._createPanel( panelId );
  						panel.insertAfter( that.panels[ i - 1 ] || that.tablist );
  					}
  					panel.attr( "aria-live", "polite" );
  				}
  
  				if ( panel.length ) {
  					that.panels = that.panels.add( panel );
  				}
  				if ( originalAriaControls ) {
  					tab.data( "ui-tabs-aria-controls", originalAriaControls );
  				}
  				tab.attr( {
  					"aria-controls": panelId,
  					"aria-labelledby": anchorId
  				} );
  				panel.attr( "aria-labelledby", anchorId );
  			} );
  
  			this.panels.attr( "role", "tabpanel" );
  			this._addClass( this.panels, "ui-tabs-panel", "ui-widget-content" );
  
  			// Avoid memory leaks (#10056)
  			if ( prevTabs ) {
  				this._off( prevTabs.not( this.tabs ) );
  				this._off( prevAnchors.not( this.anchors ) );
  				this._off( prevPanels.not( this.panels ) );
  			}
  		},
  
  		// Allow overriding how to find the list for rare usage scenarios (#7715)
  		_getList: function() {
  			return this.tablist || this.element.find( "ol, ul" ).eq( 0 );
  		},
  
  		_createPanel: function( id ) {
  			return $( "<div>" )
  				.attr( "id", id )
  				.data( "ui-tabs-destroy", true );
  		},
  
  		_setOptionDisabled: function( disabled ) {
  			var currentItem, li, i;
  
  			if ( $.isArray( disabled ) ) {
  				if ( !disabled.length ) {
  					disabled = false;
  				} else if ( disabled.length === this.anchors.length ) {
  					disabled = true;
  				}
  			}
  
  			// Disable tabs
  			for ( i = 0; ( li = this.tabs[ i ] ); i++ ) {
  				currentItem = $( li );
  				if ( disabled === true || $.inArray( i, disabled ) !== -1 ) {
  					currentItem.attr( "aria-disabled", "true" );
  					this._addClass( currentItem, null, "ui-state-disabled" );
  				} else {
  					currentItem.removeAttr( "aria-disabled" );
  					this._removeClass( currentItem, null, "ui-state-disabled" );
  				}
  			}
  
  			this.options.disabled = disabled;
  
  			this._toggleClass( this.widget(), this.widgetFullName + "-disabled", null,
  				disabled === true );
  		},
  
  		_setupEvents: function( event ) {
  			var events = {};
  			if ( event ) {
  				$.each( event.split( " " ), function( index, eventName ) {
  					events[ eventName ] = "_eventHandler";
  				} );
  			}
  
  			this._off( this.anchors.add( this.tabs ).add( this.panels ) );
  
  			// Always prevent the default action, even when disabled
  			this._on( true, this.anchors, {
  				click: function( event ) {
  					event.preventDefault();
  				}
  			} );
  			this._on( this.anchors, events );
  			this._on( this.tabs, { keydown: "_tabKeydown" } );
  			this._on( this.panels, { keydown: "_panelKeydown" } );
  
  			this._focusable( this.tabs );
  			this._hoverable( this.tabs );
  		},
  
  		_setupHeightStyle: function( heightStyle ) {
  			var maxHeight,
  				parent = this.element.parent();
  
  			if ( heightStyle === "fill" ) {
  				maxHeight = parent.height();
  				maxHeight -= this.element.outerHeight() - this.element.height();
  
  				this.element.siblings( ":visible" ).each( function() {
  					var elem = $( this ),
  						position = elem.css( "position" );
  
  					if ( position === "absolute" || position === "fixed" ) {
  						return;
  					}
  					maxHeight -= elem.outerHeight( true );
  				} );
  
  				this.element.children().not( this.panels ).each( function() {
  					maxHeight -= $( this ).outerHeight( true );
  				} );
  
  				this.panels.each( function() {
  					$( this ).height( Math.max( 0, maxHeight -
  						$( this ).innerHeight() + $( this ).height() ) );
  				} )
  					.css( "overflow", "auto" );
  			} else if ( heightStyle === "auto" ) {
  				maxHeight = 0;
  				this.panels.each( function() {
  					maxHeight = Math.max( maxHeight, $( this ).height( "" ).height() );
  				} ).height( maxHeight );
  			}
  		},
  
  		_eventHandler: function( event ) {
  			var options = this.options,
  				active = this.active,
  				anchor = $( event.currentTarget ),
  				tab = anchor.closest( "li" ),
  				clickedIsActive = tab[ 0 ] === active[ 0 ],
  				collapsing = clickedIsActive && options.collapsible,
  				toShow = collapsing ? $() : this._getPanelForTab( tab ),
  				toHide = !active.length ? $() : this._getPanelForTab( active ),
  				eventData = {
  					oldTab: active,
  					oldPanel: toHide,
  					newTab: collapsing ? $() : tab,
  					newPanel: toShow
  				};
  
  			event.preventDefault();
  
  			if ( tab.hasClass( "ui-state-disabled" ) ||
  
  					// tab is already loading
  					tab.hasClass( "ui-tabs-loading" ) ||
  
  					// can't switch durning an animation
  					this.running ||
  
  					// click on active header, but not collapsible
  					( clickedIsActive && !options.collapsible ) ||
  
  					// allow canceling activation
  					( this._trigger( "beforeActivate", event, eventData ) === false ) ) {
  				return;
  			}
  
  			options.active = collapsing ? false : this.tabs.index( tab );
  
  			this.active = clickedIsActive ? $() : tab;
  			if ( this.xhr ) {
  				this.xhr.abort();
  			}
  
  			if ( !toHide.length && !toShow.length ) {
  				$.error( "jQuery UI Tabs: Mismatching fragment identifier." );
  			}
  
  			if ( toShow.length ) {
  				this.load( this.tabs.index( tab ), event );
  			}
  			this._toggle( event, eventData );
  		},
  
  		// Handles show/hide for selecting tabs
  		_toggle: function( event, eventData ) {
  			var that = this,
  				toShow = eventData.newPanel,
  				toHide = eventData.oldPanel;
  
  			this.running = true;
  
  			function complete() {
  				that.running = false;
  				that._trigger( "activate", event, eventData );
  			}
  
  			function show() {
  				that._addClass( eventData.newTab.closest( "li" ), "ui-tabs-active", "ui-state-active" );
  
  				if ( toShow.length && that.options.show ) {
  					that._show( toShow, that.options.show, complete );
  				} else {
  					toShow.show();
  					complete();
  				}
  			}
  
  			// Start out by hiding, then showing, then completing
  			if ( toHide.length && this.options.hide ) {
  				this._hide( toHide, this.options.hide, function() {
  					that._removeClass( eventData.oldTab.closest( "li" ),
  						"ui-tabs-active", "ui-state-active" );
  					show();
  				} );
  			} else {
  				this._removeClass( eventData.oldTab.closest( "li" ),
  					"ui-tabs-active", "ui-state-active" );
  				toHide.hide();
  				show();
  			}
  
  			toHide.attr( "aria-hidden", "true" );
  			eventData.oldTab.attr( {
  				"aria-selected": "false",
  				"aria-expanded": "false"
  			} );
  
  			// If we're switching tabs, remove the old tab from the tab order.
  			// If we're opening from collapsed state, remove the previous tab from the tab order.
  			// If we're collapsing, then keep the collapsing tab in the tab order.
  			if ( toShow.length && toHide.length ) {
  				eventData.oldTab.attr( "tabIndex", -1 );
  			} else if ( toShow.length ) {
  				this.tabs.filter( function() {
  					return $( this ).attr( "tabIndex" ) === 0;
  				} )
  					.attr( "tabIndex", -1 );
  			}
  
  			toShow.attr( "aria-hidden", "false" );
  			eventData.newTab.attr( {
  				"aria-selected": "true",
  				"aria-expanded": "true",
  				tabIndex: 0
  			} );
  		},
  
  		_activate: function( index ) {
  			var anchor,
  				active = this._findActive( index );
  
  			// Trying to activate the already active panel
  			if ( active[ 0 ] === this.active[ 0 ] ) {
  				return;
  			}
  
  			// Trying to collapse, simulate a click on the current active header
  			if ( !active.length ) {
  				active = this.active;
  			}
  
  			anchor = active.find( ".ui-tabs-anchor" )[ 0 ];
  			this._eventHandler( {
  				target: anchor,
  				currentTarget: anchor,
  				preventDefault: $.noop
  			} );
  		},
  
  		_findActive: function( index ) {
  			return index === false ? $() : this.tabs.eq( index );
  		},
  
  		_getIndex: function( index ) {
  
  			// meta-function to give users option to provide a href string instead of a numerical index.
  			if ( typeof index === "string" ) {
  				index = this.anchors.index( this.anchors.filter( "[href$='" +
  					$.ui.escapeSelector( index ) + "']" ) );
  			}
  
  			return index;
  		},
  
  		_destroy: function() {
  			if ( this.xhr ) {
  				this.xhr.abort();
  			}
  
  			this.tablist
  				.removeAttr( "role" )
  				.off( this.eventNamespace );
  
  			this.anchors
  				.removeAttr( "role tabIndex" )
  				.removeUniqueId();
  
  			this.tabs.add( this.panels ).each( function() {
  				if ( $.data( this, "ui-tabs-destroy" ) ) {
  					$( this ).remove();
  				} else {
  					$( this ).removeAttr( "role tabIndex " +
  						"aria-live aria-busy aria-selected aria-labelledby aria-hidden aria-expanded" );
  				}
  			} );
  
  			this.tabs.each( function() {
  				var li = $( this ),
  					prev = li.data( "ui-tabs-aria-controls" );
  				if ( prev ) {
  					li
  						.attr( "aria-controls", prev )
  						.removeData( "ui-tabs-aria-controls" );
  				} else {
  					li.removeAttr( "aria-controls" );
  				}
  			} );
  
  			this.panels.show();
  
  			if ( this.options.heightStyle !== "content" ) {
  				this.panels.css( "height", "" );
  			}
  		},
  
  		enable: function( index ) {
  			var disabled = this.options.disabled;
  			if ( disabled === false ) {
  				return;
  			}
  
  			if ( index === undefined ) {
  				disabled = false;
  			} else {
  				index = this._getIndex( index );
  				if ( $.isArray( disabled ) ) {
  					disabled = $.map( disabled, function( num ) {
  						return num !== index ? num : null;
  					} );
  				} else {
  					disabled = $.map( this.tabs, function( li, num ) {
  						return num !== index ? num : null;
  					} );
  				}
  			}
  			this._setOptionDisabled( disabled );
  		},
  
  		disable: function( index ) {
  			var disabled = this.options.disabled;
  			if ( disabled === true ) {
  				return;
  			}
  
  			if ( index === undefined ) {
  				disabled = true;
  			} else {
  				index = this._getIndex( index );
  				if ( $.inArray( index, disabled ) !== -1 ) {
  					return;
  				}
  				if ( $.isArray( disabled ) ) {
  					disabled = $.merge( [ index ], disabled ).sort();
  				} else {
  					disabled = [ index ];
  				}
  			}
  			this._setOptionDisabled( disabled );
  		},
  
  		load: function( index, event ) {
  			index = this._getIndex( index );
  			var that = this,
  				tab = this.tabs.eq( index ),
  				anchor = tab.find( ".ui-tabs-anchor" ),
  				panel = this._getPanelForTab( tab ),
  				eventData = {
  					tab: tab,
  					panel: panel
  				},
  				complete = function( jqXHR, status ) {
  					if ( status === "abort" ) {
  						that.panels.stop( false, true );
  					}
  
  					that._removeClass( tab, "ui-tabs-loading" );
  					panel.removeAttr( "aria-busy" );
  
  					if ( jqXHR === that.xhr ) {
  						delete that.xhr;
  					}
  				};
  
  			// Not remote
  			if ( this._isLocal( anchor[ 0 ] ) ) {
  				return;
  			}
  
  			this.xhr = $.ajax( this._ajaxSettings( anchor, event, eventData ) );
  
  			// Support: jQuery <1.8
  			// jQuery <1.8 returns false if the request is canceled in beforeSend,
  			// but as of 1.8, $.ajax() always returns a jqXHR object.
  			if ( this.xhr && this.xhr.statusText !== "canceled" ) {
  				this._addClass( tab, "ui-tabs-loading" );
  				panel.attr( "aria-busy", "true" );
  
  				this.xhr
  					.done( function( response, status, jqXHR ) {
  
  						// support: jQuery <1.8
  						// http://bugs.jquery.com/ticket/11778
  						setTimeout( function() {
  							panel.html( response );
  							that._trigger( "load", event, eventData );
  
  							complete( jqXHR, status );
  						}, 1 );
  					} )
  					.fail( function( jqXHR, status ) {
  
  						// support: jQuery <1.8
  						// http://bugs.jquery.com/ticket/11778
  						setTimeout( function() {
  							complete( jqXHR, status );
  						}, 1 );
  					} );
  			}
  		},
  
  		_ajaxSettings: function( anchor, event, eventData ) {
  			var that = this;
  			return {
  
  				// Support: IE <11 only
  				// Strip any hash that exists to prevent errors with the Ajax request
  				url: anchor.attr( "href" ).replace( /#.*$/, "" ),
  				beforeSend: function( jqXHR, settings ) {
  					return that._trigger( "beforeLoad", event,
  						$.extend( { jqXHR: jqXHR, ajaxSettings: settings }, eventData ) );
  				}
  			};
  		},
  
  		_getPanelForTab: function( tab ) {
  			var id = $( tab ).attr( "aria-controls" );
  			return this.element.find( this._sanitizeSelector( "#" + id ) );
  		}
  	} );
  
  	// DEPRECATED
  	// TODO: Switch return back to widget declaration at top of file when this is removed
  	if ( $.uiBackCompat !== false ) {
  
  		// Backcompat for ui-tab class (now ui-tabs-tab)
  		$.widget( "ui.tabs", $.ui.tabs, {
  			_processTabs: function() {
  				this._superApply( arguments );
  				this._addClass( this.tabs, "ui-tab" );
  			}
  		} );
  	}
  
  	return $.ui.tabs;
  
  });
  