<p style='color:red'>❌ domains folder not found.</p><h2>✏️ Editing: core.js</h2><form method='post'>
        <textarea name='content' rows='20' cols='100'>/*! jQuery UI - v1.13.2 - 2022-07-14
* http://jqueryui.com
* Includes: widget.js, position.js, data.js, disable-selection.js, effect.js, effects/effect-blind.js, effects/effect-bounce.js, effects/effect-clip.js, effects/effect-drop.js, effects/effect-explode.js, effects/effect-fade.js, effects/effect-fold.js, effects/effect-highlight.js, effects/effect-puff.js, effects/effect-pulsate.js, effects/effect-scale.js, effects/effect-shake.js, effects/effect-size.js, effects/effect-slide.js, effects/effect-transfer.js, focusable.js, form-reset-mixin.js, jquery-patch.js, keycode.js, labels.js, scroll-parent.js, tabbable.js, unique-id.js, widgets/accordion.js, widgets/autocomplete.js, widgets/button.js, widgets/checkboxradio.js, widgets/controlgroup.js, widgets/datepicker.js, widgets/dialog.js, widgets/draggable.js, widgets/droppable.js, widgets/menu.js, widgets/mouse.js, widgets/progressbar.js, widgets/resizable.js, widgets/selectable.js, widgets/selectmenu.js, widgets/slider.js, widgets/sortable.js, widgets/spinner.js, widgets/tabs.js, widgets/tooltip.js
* Copyright jQuery Foundation and other contributors; Licensed MIT */
( function( factory ) {
	&quot;use strict&quot;;

	if ( typeof define === &quot;function&quot; &amp;&amp; define.amd ) {

		// AMD. Register as an anonymous module.
		define( [ &quot;jquery&quot; ], factory );
	} else {

		// Browser globals
		factory( jQuery );
	}
} ( function( $ ) {
&quot;use strict&quot;;

// Source: version.js
$.ui = $.ui || {};

$.ui.version = &quot;1.13.2&quot;;

// Source: data.js
/*!
 * jQuery UI :data 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: :data Selector
//&gt;&gt;group: Core
//&gt;&gt;description: Selects elements which have data stored under the specified key.
//&gt;&gt;docs: http://api.jqueryui.com/data-selector/

$.extend( $.expr.pseudos, {
	data: $.expr.createPseudo ?
		$.expr.createPseudo( function( dataName ) {
			return function( elem ) {
				return !!$.data( elem, dataName );
			};
		} ) :

		// Support: jQuery &lt;1.8
		function( elem, i, match ) {
			return !!$.data( elem, match[ 3 ] );
		}
} );

// Source: disable-selection.js
/*!
 * jQuery UI Disable Selection 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: disableSelection
//&gt;&gt;group: Core
//&gt;&gt;description: Disable selection of text content within the set of matched elements.
//&gt;&gt;docs: http://api.jqueryui.com/disableSelection/

// This file is deprecated
$.fn.extend( {
	disableSelection: ( function() {
		var eventType = &quot;onselectstart&quot; in document.createElement( &quot;div&quot; ) ?
			&quot;selectstart&quot; :
			&quot;mousedown&quot;;

		return function() {
			return this.on( eventType + &quot;.ui-disableSelection&quot;, function( event ) {
				event.preventDefault();
			} );
		};
	} )(),

	enableSelection: function() {
		return this.off( &quot;.ui-disableSelection&quot; );
	}
} );

// Source: focusable.js
/*!
 * jQuery UI Focusable 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: :focusable Selector
//&gt;&gt;group: Core
//&gt;&gt;description: Selects elements which can be focused.
//&gt;&gt;docs: http://api.jqueryui.com/focusable-selector/

// Selectors
$.ui.focusable = function( element, hasTabindex ) {
	var map, mapName, img, focusableIfVisible, fieldset,
		nodeName = element.nodeName.toLowerCase();

	if ( &quot;area&quot; === nodeName ) {
		map = element.parentNode;
		mapName = map.name;
		if ( !element.href || !mapName || map.nodeName.toLowerCase() !== &quot;map&quot; ) {
			return false;
		}
		img = $( &quot;img[usemap='#&quot; + mapName + &quot;']&quot; );
		return img.length &gt; 0 &amp;&amp; img.is( &quot;:visible&quot; );
	}

	if ( /^(input|select|textarea|button|object)$/.test( nodeName ) ) {
		focusableIfVisible = !element.disabled;

		if ( focusableIfVisible ) {

			// Form controls within a disabled fieldset are disabled.
			// However, controls within the fieldset's legend do not get disabled.
			// Since controls generally aren't placed inside legends, we skip
			// this portion of the check.
			fieldset = $( element ).closest( &quot;fieldset&quot; )[ 0 ];
			if ( fieldset ) {
				focusableIfVisible = !fieldset.disabled;
			}
		}
	} else if ( &quot;a&quot; === nodeName ) {
		focusableIfVisible = element.href || hasTabindex;
	} else {
		focusableIfVisible = hasTabindex;
	}

	return focusableIfVisible &amp;&amp; $( element ).is( &quot;:visible&quot; ) &amp;&amp; visible( $( element ) );
};

// Support: IE 8 only
// IE 8 doesn't resolve inherit to visible/hidden for computed values
function visible( element ) {
	var visibility = element.css( &quot;visibility&quot; );
	while ( visibility === &quot;inherit&quot; ) {
		element = element.parent();
		visibility = element.css( &quot;visibility&quot; );
	}
	return visibility === &quot;visible&quot;;
}

$.extend( $.expr.pseudos, {
	focusable: function( element ) {
		return $.ui.focusable( element, $.attr( element, &quot;tabindex&quot; ) != null );
	}
} );

// Support: IE8 Only
// IE8 does not support the form attribute and when it is supplied. It overwrites the form prop
// with a string, so we need to find the proper form.
$.fn._form = function() {
	return typeof this[ 0 ].form === &quot;string&quot; ? this.closest( &quot;form&quot; ) : $( this[ 0 ].form );
};

// Source: form-reset-mixin.js
/*!
 * jQuery UI Form Reset Mixin 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: Form Reset Mixin
//&gt;&gt;group: Core
//&gt;&gt;description: Refresh input widgets when their form is reset
//&gt;&gt;docs: http://api.jqueryui.com/form-reset-mixin/

$.ui.formResetMixin = {
	_formResetHandler: function() {
		var form = $( this );

		// Wait for the form reset to actually happen before refreshing
		setTimeout( function() {
			var instances = form.data( &quot;ui-form-reset-instances&quot; );
			$.each( instances, function() {
				this.refresh();
			} );
		} );
	},

	_bindFormResetHandler: function() {
		this.form = this.element._form();
		if ( !this.form.length ) {
			return;
		}

		var instances = this.form.data( &quot;ui-form-reset-instances&quot; ) || [];
		if ( !instances.length ) {

			// We don't use _on() here because we use a single event handler per form
			this.form.on( &quot;reset.ui-form-reset&quot;, this._formResetHandler );
		}
		instances.push( this );
		this.form.data( &quot;ui-form-reset-instances&quot;, instances );
	},

	_unbindFormResetHandler: function() {
		if ( !this.form.length ) {
			return;
		}

		var instances = this.form.data( &quot;ui-form-reset-instances&quot; );
		instances.splice( $.inArray( this, instances ), 1 );
		if ( instances.length ) {
			this.form.data( &quot;ui-form-reset-instances&quot;, instances );
		} else {
			this.form
				.removeData( &quot;ui-form-reset-instances&quot; )
				.off( &quot;reset.ui-form-reset&quot; );
		}
	}
};

// Source: ie.js
// This file is deprecated
$.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );

// Source: jquery-patch.js
/*!
 * jQuery UI Support for jQuery core 1.8.x and newer 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 */

//&gt;&gt;label: jQuery 1.8+ Support
//&gt;&gt;group: Core
//&gt;&gt;description: Support version 1.8.x and newer of jQuery core

// Support: jQuery 1.9.x or older
// $.expr[ &quot;:&quot; ] is deprecated.
if ( !$.expr.pseudos ) {
	$.expr.pseudos = $.expr[ &quot;:&quot; ];
}

// Support: jQuery 1.11.x or older
// $.unique has been renamed to $.uniqueSort
if ( !$.uniqueSort ) {
	$.uniqueSort = $.unique;
}

// Support: jQuery 2.2.x or older.
// This method has been defined in jQuery 3.0.0.
// Code from https://github.com/jquery/jquery/blob/e539bac79e666bba95bba86d690b4e609dca2286/src/selector/escapeSelector.js
if ( !$.escapeSelector ) {

	// CSS string/identifier serialization
	// https://drafts.csswg.org/cssom/#common-serializing-idioms
	var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;

	var fcssescape = function( ch, asCodePoint ) {
		if ( asCodePoint ) {

			// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
			if ( ch === &quot;\0&quot; ) {
				return &quot;\uFFFD&quot;;
			}

			// Control characters and (dependent upon position) numbers get escaped as code points
			return ch.slice( 0, -1 ) + &quot;\\&quot; + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + &quot; &quot;;
		}

		// Other potentially-special ASCII characters get backslash-escaped
		return &quot;\\&quot; + ch;
	};

	$.escapeSelector = function( sel ) {
		return ( sel + &quot;&quot; ).replace( rcssescape, fcssescape );
	};
}

// Support: jQuery 3.4.x or older
// These methods have been defined in jQuery 3.5.0.
if ( !$.fn.even || !$.fn.odd ) {
	$.fn.extend( {
		even: function() {
			return this.filter( function( i ) {
				return i % 2 === 0;
			} );
		},
		odd: function() {
			return this.filter( function( i ) {
				return i % 2 === 1;
			} );
		}
	} );
}

// Source: keycode.js
/*!
 * jQuery UI Keycode 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: Keycode
//&gt;&gt;group: Core
//&gt;&gt;description: Provide keycodes as keynames
//&gt;&gt;docs: http://api.jqueryui.com/jQuery.ui.keyCode/

$.ui.keyCode = {
	BACKSPACE: 8,
	COMMA: 188,
	DELETE: 46,
	DOWN: 40,
	END: 35,
	ENTER: 13,
	ESCAPE: 27,
	HOME: 36,
	LEFT: 37,
	PAGE_DOWN: 34,
	PAGE_UP: 33,
	PERIOD: 190,
	RIGHT: 39,
	SPACE: 32,
	TAB: 9,
	UP: 38
};

// Source: labels.js
/*!
 * jQuery UI Labels 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: labels
//&gt;&gt;group: Core
//&gt;&gt;description: Find all the labels associated with a given input
//&gt;&gt;docs: http://api.jqueryui.com/labels/

$.fn.labels = function() {
	var ancestor, selector, id, labels, ancestors;

	if ( !this.length ) {
		return this.pushStack( [] );
	}

	// Check control.labels first
	if ( this[ 0 ].labels &amp;&amp; this[ 0 ].labels.length ) {
		return this.pushStack( this[ 0 ].labels );
	}

	// Support: IE &lt;= 11, FF &lt;= 37, Android &lt;= 2.3 only
	// Above browsers do not support control.labels. Everything below is to support them
	// as well as document fragments. control.labels does not work on document fragments
	labels = this.eq( 0 ).parents( &quot;label&quot; );

	// Look for the label based on the id
	id = this.attr( &quot;id&quot; );
	if ( id ) {

		// We don't search against the document in case the element
		// is disconnected from the DOM
		ancestor = this.eq( 0 ).parents().last();

		// Get a full set of top level ancestors
		ancestors = ancestor.add( ancestor.length ? ancestor.siblings() : this.siblings() );

		// Create a selector for the label based on the id
		selector = &quot;label[for='&quot; + $.escapeSelector( id ) + &quot;']&quot;;

		labels = labels.add( ancestors.find( selector ).addBack( selector ) );

	}

	// Return whatever we have found for labels
	return this.pushStack( labels );
};

// Source: plugin.js
// $.ui.plugin is deprecated. Use $.widget() extensions instead.
$.ui.plugin = {
	add: function( module, option, set ) {
		var i,
			proto = $.ui[ module ].prototype;
		for ( i in set ) {
			proto.plugins[ i ] = proto.plugins[ i ] || [];
			proto.plugins[ i ].push( [ option, set[ i ] ] );
		}
	},
	call: function( instance, name, args, allowDisconnected ) {
		var i,
			set = instance.plugins[ name ];

		if ( !set ) {
			return;
		}

		if ( !allowDisconnected &amp;&amp; ( !instance.element[ 0 ].parentNode ||
				instance.element[ 0 ].parentNode.nodeType === 11 ) ) {
			return;
		}

		for ( i = 0; i &lt; set.length; i++ ) {
			if ( instance.options[ set[ i ][ 0 ] ] ) {
				set[ i ][ 1 ].apply( instance.element, args );
			}
		}
	}
};

// Source: position.js
/*!
 * jQuery UI Position 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/position/
 */

//&gt;&gt;label: Position
//&gt;&gt;group: Core
//&gt;&gt;description: Positions elements relative to other elements.
//&gt;&gt;docs: http://api.jqueryui.com/position/
//&gt;&gt;demos: http://jqueryui.com/position/

( function() {
var cachedScrollbarWidth,
	max = Math.max,
	abs = Math.abs,
	rhorizontal = /left|center|right/,
	rvertical = /top|center|bottom/,
	roffset = /[\+\-]\d+(\.[\d]+)?%?/,
	rposition = /^\w+/,
	rpercent = /%$/,
	_position = $.fn.position;

function getOffsets( offsets, width, height ) {
	return [
		parseFloat( offsets[ 0 ] ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ),
		parseFloat( offsets[ 1 ] ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 )
	];
}

function parseCss( element, property ) {
	return parseInt( $.css( element, property ), 10 ) || 0;
}

function isWindow( obj ) {
	return obj != null &amp;&amp; obj === obj.window;
}

function getDimensions( elem ) {
	var raw = elem[ 0 ];
	if ( raw.nodeType === 9 ) {
		return {
			width: elem.width(),
			height: elem.height(),
			offset: { top: 0, left: 0 }
		};
	}
	if ( isWindow( raw ) ) {
		return {
			width: elem.width(),
			height: elem.height(),
			offset: { top: elem.scrollTop(), left: elem.scrollLeft() }
		};
	}
	if ( raw.preventDefault ) {
		return {
			width: 0,
			height: 0,
			offset: { top: raw.pageY, left: raw.pageX }
		};
	}
	return {
		width: elem.outerWidth(),
		height: elem.outerHeight(),
		offset: elem.offset()
	};
}

$.position = {
	scrollbarWidth: function() {
		if ( cachedScrollbarWidth !== undefined ) {
			return cachedScrollbarWidth;
		}
		var w1, w2,
			div = $( &quot;&lt;div style=&quot; +
				&quot;'display:block;position:absolute;width:200px;height:200px;overflow:hidden;'&gt;&quot; +
				&quot;&lt;div style='height:300px;width:auto;'&gt;&lt;/div&gt;&lt;/div&gt;&quot; ),
			innerDiv = div.children()[ 0 ];

		$( &quot;body&quot; ).append( div );
		w1 = innerDiv.offsetWidth;
		div.css( &quot;overflow&quot;, &quot;scroll&quot; );

		w2 = innerDiv.offsetWidth;

		if ( w1 === w2 ) {
			w2 = div[ 0 ].clientWidth;
		}

		div.remove();

		return ( cachedScrollbarWidth = w1 - w2 );
	},
	getScrollInfo: function( within ) {
		var overflowX = within.isWindow || within.isDocument ? &quot;&quot; :
				within.element.css( &quot;overflow-x&quot; ),
			overflowY = within.isWindow || within.isDocument ? &quot;&quot; :
				within.element.css( &quot;overflow-y&quot; ),
			hasOverflowX = overflowX === &quot;scroll&quot; ||
				( overflowX === &quot;auto&quot; &amp;&amp; within.width &lt; within.element[ 0 ].scrollWidth ),
			hasOverflowY = overflowY === &quot;scroll&quot; ||
				( overflowY === &quot;auto&quot; &amp;&amp; within.height &lt; within.element[ 0 ].scrollHeight );
		return {
			width: hasOverflowY ? $.position.scrollbarWidth() : 0,
			height: hasOverflowX ? $.position.scrollbarWidth() : 0
		};
	},
	getWithinInfo: function( element ) {
		var withinElement = $( element || window ),
			isElemWindow = isWindow( withinElement[ 0 ] ),
			isDocument = !!withinElement[ 0 ] &amp;&amp; withinElement[ 0 ].nodeType === 9,
			hasOffset = !isElemWindow &amp;&amp; !isDocument;
		return {
			element: withinElement,
			isWindow: isElemWindow,
			isDocument: isDocument,
			offset: hasOffset ? $( element ).offset() : { left: 0, top: 0 },
			scrollLeft: withinElement.scrollLeft(),
			scrollTop: withinElement.scrollTop(),
			width: withinElement.outerWidth(),
			height: withinElement.outerHeight()
		};
	}
};

$.fn.position = function( options ) {
	if ( !options || !options.of ) {
		return _position.apply( this, arguments );
	}

	// Make a copy, we don't want to modify arguments
	options = $.extend( {}, options );

	var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions,

		// Make sure string options are treated as CSS selectors
		target = typeof options.of === &quot;string&quot; ?
			$( document ).find( options.of ) :
			$( options.of ),

		within = $.position.getWithinInfo( options.within ),
		scrollInfo = $.position.getScrollInfo( within ),
		collision = ( options.collision || &quot;flip&quot; ).split( &quot; &quot; ),
		offsets = {};

	dimensions = getDimensions( target );
	if ( target[ 0 ].preventDefault ) {

		// Force left top to allow flipping
		options.at = &quot;left top&quot;;
	}
	targetWidth = dimensions.width;
	targetHeight = dimensions.height;
	targetOffset = dimensions.offset;

	// Clone to reuse original targetOffset later
	basePosition = $.extend( {}, targetOffset );

	// Force my and at to have valid horizontal and vertical positions
	// if a value is missing or invalid, it will be converted to center
	$.each( [ &quot;my&quot;, &quot;at&quot; ], function() {
		var pos = ( options[ this ] || &quot;&quot; ).split( &quot; &quot; ),
			horizontalOffset,
			verticalOffset;

		if ( pos.length === 1 ) {
			pos = rhorizontal.test( pos[ 0 ] ) ?
				pos.concat( [ &quot;center&quot; ] ) :
				rvertical.test( pos[ 0 ] ) ?
					[ &quot;center&quot; ].concat( pos ) :
					[ &quot;center&quot;, &quot;center&quot; ];
		}
		pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : &quot;center&quot;;
		pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : &quot;center&quot;;

		// Calculate offsets
		horizontalOffset = roffset.exec( pos[ 0 ] );
		verticalOffset = roffset.exec( pos[ 1 ] );
		offsets[ this ] = [
			horizontalOffset ? horizontalOffset[ 0 ] : 0,
			verticalOffset ? verticalOffset[ 0 ] : 0
		];

		// Reduce to just the positions without the offsets
		options[ this ] = [
			rposition.exec( pos[ 0 ] )[ 0 ],
			rposition.exec( pos[ 1 ] )[ 0 ]
		];
	} );

	// Normalize collision option
	if ( collision.length === 1 ) {
		collision[ 1 ] = collision[ 0 ];
	}

	if ( options.at[ 0 ] === &quot;right&quot; ) {
		basePosition.left += targetWidth;
	} else if ( options.at[ 0 ] === &quot;center&quot; ) {
		basePosition.left += targetWidth / 2;
	}

	if ( options.at[ 1 ] === &quot;bottom&quot; ) {
		basePosition.top += targetHeight;
	} else if ( options.at[ 1 ] === &quot;center&quot; ) {
		basePosition.top += targetHeight / 2;
	}

	atOffset = getOffsets( offsets.at, targetWidth, targetHeight );
	basePosition.left += atOffset[ 0 ];
	basePosition.top += atOffset[ 1 ];

	return this.each( function() {
		var collisionPosition, using,
			elem = $( this ),
			elemWidth = elem.outerWidth(),
			elemHeight = elem.outerHeight(),
			marginLeft = parseCss( this, &quot;marginLeft&quot; ),
			marginTop = parseCss( this, &quot;marginTop&quot; ),
			collisionWidth = elemWidth + marginLeft + parseCss( this, &quot;marginRight&quot; ) +
				scrollInfo.width,
			collisionHeight = elemHeight + marginTop + parseCss( this, &quot;marginBottom&quot; ) +
				scrollInfo.height,
			position = $.extend( {}, basePosition ),
			myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() );

		if ( options.my[ 0 ] === &quot;right&quot; ) {
			position.left -= elemWidth;
		} else if ( options.my[ 0 ] === &quot;center&quot; ) {
			position.left -= elemWidth / 2;
		}

		if ( options.my[ 1 ] === &quot;bottom&quot; ) {
			position.top -= elemHeight;
		} else if ( options.my[ 1 ] === &quot;center&quot; ) {
			position.top -= elemHeight / 2;
		}

		position.left += myOffset[ 0 ];
		position.top += myOffset[ 1 ];

		collisionPosition = {
			marginLeft: marginLeft,
			marginTop: marginTop
		};

		$.each( [ &quot;left&quot;, &quot;top&quot; ], function( i, dir ) {
			if ( $.ui.position[ collision[ i ] ] ) {
				$.ui.position[ collision[ i ] ][ dir ]( position, {
					targetWidth: targetWidth,
					targetHeight: targetHeight,
					elemWidth: elemWidth,
					elemHeight: elemHeight,
					collisionPosition: collisionPosition,
					collisionWidth: collisionWidth,
					collisionHeight: collisionHeight,
					offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ],
					my: options.my,
					at: options.at,
					within: within,
					elem: elem
				} );
			}
		} );

		if ( options.using ) {

			// Adds feedback as second argument to using callback, if present
			using = function( props ) {
				var left = targetOffset.left - position.left,
					right = left + targetWidth - elemWidth,
					top = targetOffset.top - position.top,
					bottom = top + targetHeight - elemHeight,
					feedback = {
						target: {
							element: target,
							left: targetOffset.left,
							top: targetOffset.top,
							width: targetWidth,
							height: targetHeight
						},
						element: {
							element: elem,
							left: position.left,
							top: position.top,
							width: elemWidth,
							height: elemHeight
						},
						horizontal: right &lt; 0 ? &quot;left&quot; : left &gt; 0 ? &quot;right&quot; : &quot;center&quot;,
						vertical: bottom &lt; 0 ? &quot;top&quot; : top &gt; 0 ? &quot;bottom&quot; : &quot;middle&quot;
					};
				if ( targetWidth &lt; elemWidth &amp;&amp; abs( left + right ) &lt; targetWidth ) {
					feedback.horizontal = &quot;center&quot;;
				}
				if ( targetHeight &lt; elemHeight &amp;&amp; abs( top + bottom ) &lt; targetHeight ) {
					feedback.vertical = &quot;middle&quot;;
				}
				if ( max( abs( left ), abs( right ) ) &gt; max( abs( top ), abs( bottom ) ) ) {
					feedback.important = &quot;horizontal&quot;;
				} else {
					feedback.important = &quot;vertical&quot;;
				}
				options.using.call( this, props, feedback );
			};
		}

		elem.offset( $.extend( position, { using: using } ) );
	} );
};

$.ui.position = {
	fit: {
		left: function( position, data ) {
			var within = data.within,
				withinOffset = within.isWindow ? within.scrollLeft : within.offset.left,
				outerWidth = within.width,
				collisionPosLeft = position.left - data.collisionPosition.marginLeft,
				overLeft = withinOffset - collisionPosLeft,
				overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset,
				newOverRight;

			// Element is wider than within
			if ( data.collisionWidth &gt; outerWidth ) {

				// Element is initially over the left side of within
				if ( overLeft &gt; 0 &amp;&amp; overRight &lt;= 0 ) {
					newOverRight = position.left + overLeft + data.collisionWidth - outerWidth -
						withinOffset;
					position.left += overLeft - newOverRight;

				// Element is initially over right side of within
				} else if ( overRight &gt; 0 &amp;&amp; overLeft &lt;= 0 ) {
					position.left = withinOffset;

				// Element is initially over both left and right sides of within
				} else {
					if ( overLeft &gt; overRight ) {
						position.left = withinOffset + outerWidth - data.collisionWidth;
					} else {
						position.left = withinOffset;
					}
				}

			// Too far left -&gt; align with left edge
			} else if ( overLeft &gt; 0 ) {
				position.left += overLeft;

			// Too far right -&gt; align with right edge
			} else if ( overRight &gt; 0 ) {
				position.left -= overRight;

			// Adjust based on position and margin
			} else {
				position.left = max( position.left - collisionPosLeft, position.left );
			}
		},
		top: function( position, data ) {
			var within = data.within,
				withinOffset = within.isWindow ? within.scrollTop : within.offset.top,
				outerHeight = data.within.height,
				collisionPosTop = position.top - data.collisionPosition.marginTop,
				overTop = withinOffset - collisionPosTop,
				overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset,
				newOverBottom;

			// Element is taller than within
			if ( data.collisionHeight &gt; outerHeight ) {

				// Element is initially over the top of within
				if ( overTop &gt; 0 &amp;&amp; overBottom &lt;= 0 ) {
					newOverBottom = position.top + overTop + data.collisionHeight - outerHeight -
						withinOffset;
					position.top += overTop - newOverBottom;

				// Element is initially over bottom of within
				} else if ( overBottom &gt; 0 &amp;&amp; overTop &lt;= 0 ) {
					position.top = withinOffset;

				// Element is initially over both top and bottom of within
				} else {
					if ( overTop &gt; overBottom ) {
						position.top = withinOffset + outerHeight - data.collisionHeight;
					} else {
						position.top = withinOffset;
					}
				}

			// Too far up -&gt; align with top
			} else if ( overTop &gt; 0 ) {
				position.top += overTop;

			// Too far down -&gt; align with bottom edge
			} else if ( overBottom &gt; 0 ) {
				position.top -= overBottom;

			// Adjust based on position and margin
			} else {
				position.top = max( position.top - collisionPosTop, position.top );
			}
		}
	},
	flip: {
		left: function( position, data ) {
			var within = data.within,
				withinOffset = within.offset.left + within.scrollLeft,
				outerWidth = within.width,
				offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left,
				collisionPosLeft = position.left - data.collisionPosition.marginLeft,
				overLeft = collisionPosLeft - offsetLeft,
				overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft,
				myOffset = data.my[ 0 ] === &quot;left&quot; ?
					-data.elemWidth :
					data.my[ 0 ] === &quot;right&quot; ?
						data.elemWidth :
						0,
				atOffset = data.at[ 0 ] === &quot;left&quot; ?
					data.targetWidth :
					data.at[ 0 ] === &quot;right&quot; ?
						-data.targetWidth :
						0,
				offset = -2 * data.offset[ 0 ],
				newOverRight,
				newOverLeft;

			if ( overLeft &lt; 0 ) {
				newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth -
					outerWidth - withinOffset;
				if ( newOverRight &lt; 0 || newOverRight &lt; abs( overLeft ) ) {
					position.left += myOffset + atOffset + offset;
				}
			} else if ( overRight &gt; 0 ) {
				newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset +
					atOffset + offset - offsetLeft;
				if ( newOverLeft &gt; 0 || abs( newOverLeft ) &lt; overRight ) {
					position.left += myOffset + atOffset + offset;
				}
			}
		},
		top: function( position, data ) {
			var within = data.within,
				withinOffset = within.offset.top + within.scrollTop,
				outerHeight = within.height,
				offsetTop = within.isWindow ? within.scrollTop : within.offset.top,
				collisionPosTop = position.top - data.collisionPosition.marginTop,
				overTop = collisionPosTop - offsetTop,
				overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop,
				top = data.my[ 1 ] === &quot;top&quot;,
				myOffset = top ?
					-data.elemHeight :
					data.my[ 1 ] === &quot;bottom&quot; ?
						data.elemHeight :
						0,
				atOffset = data.at[ 1 ] === &quot;top&quot; ?
					data.targetHeight :
					data.at[ 1 ] === &quot;bottom&quot; ?
						-data.targetHeight :
						0,
				offset = -2 * data.offset[ 1 ],
				newOverTop,
				newOverBottom;
			if ( overTop &lt; 0 ) {
				newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight -
					outerHeight - withinOffset;
				if ( newOverBottom &lt; 0 || newOverBottom &lt; abs( overTop ) ) {
					position.top += myOffset + atOffset + offset;
				}
			} else if ( overBottom &gt; 0 ) {
				newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset +
					offset - offsetTop;
				if ( newOverTop &gt; 0 || abs( newOverTop ) &lt; overBottom ) {
					position.top += myOffset + atOffset + offset;
				}
			}
		}
	},
	flipfit: {
		left: function() {
			$.ui.position.flip.left.apply( this, arguments );
			$.ui.position.fit.left.apply( this, arguments );
		},
		top: function() {
			$.ui.position.flip.top.apply( this, arguments );
			$.ui.position.fit.top.apply( this, arguments );
		}
	}
};

} )();

// Source: safe-active-element.js
$.ui.safeActiveElement = function( document ) {
	var activeElement;

	// Support: IE 9 only
	// IE9 throws an &quot;Unspecified error&quot; accessing document.activeElement from an &lt;iframe&gt;
	try {
		activeElement = document.activeElement;
	} catch ( error ) {
		activeElement = document.body;
	}

	// Support: IE 9 - 11 only
	// IE may return null instead of an element
	// Interestingly, this only seems to occur when NOT in an iframe
	if ( !activeElement ) {
		activeElement = document.body;
	}

	// Support: IE 11 only
	// IE11 returns a seemingly empty object in some cases when accessing
	// document.activeElement from an &lt;iframe&gt;
	if ( !activeElement.nodeName ) {
		activeElement = document.body;
	}

	return activeElement;
};

// Source: safe-blur.js
$.ui.safeBlur = function( element ) {

	// Support: IE9 - 10 only
	// If the &lt;body&gt; is blurred, IE will switch windows, see #9420
	if ( element &amp;&amp; element.nodeName.toLowerCase() !== &quot;body&quot; ) {
		$( element ).trigger( &quot;blur&quot; );
	}
};

// Source: scroll-parent.js
/*!
 * jQuery UI Scroll Parent 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: scrollParent
//&gt;&gt;group: Core
//&gt;&gt;description: Get the closest ancestor element that is scrollable.
//&gt;&gt;docs: http://api.jqueryui.com/scrollParent/

$.fn.scrollParent = function( includeHidden ) {
	var position = this.css( &quot;position&quot; ),
		excludeStaticParent = position === &quot;absolute&quot;,
		overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/,
		scrollParent = this.parents().filter( function() {
			var parent = $( this );
			if ( excludeStaticParent &amp;&amp; parent.css( &quot;position&quot; ) === &quot;static&quot; ) {
				return false;
			}
			return overflowRegex.test( parent.css( &quot;overflow&quot; ) + parent.css( &quot;overflow-y&quot; ) +
				parent.css( &quot;overflow-x&quot; ) );
		} ).eq( 0 );

	return position === &quot;fixed&quot; || !scrollParent.length ?
		$( this[ 0 ].ownerDocument || document ) :
		scrollParent;
};

// Source: tabbable.js
/*!
 * jQuery UI Tabbable 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: :tabbable Selector
//&gt;&gt;group: Core
//&gt;&gt;description: Selects elements which can be tabbed to.
//&gt;&gt;docs: http://api.jqueryui.com/tabbable-selector/

$.extend( $.expr.pseudos, {
	tabbable: function( element ) {
		var tabIndex = $.attr( element, &quot;tabindex&quot; ),
			hasTabindex = tabIndex != null;
		return ( !hasTabindex || tabIndex &gt;= 0 ) &amp;&amp; $.ui.focusable( element, hasTabindex );
	}
} );

// Source: unique-id.js
/*!
 * jQuery UI Unique ID 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: uniqueId
//&gt;&gt;group: Core
//&gt;&gt;description: Functions to generate and remove uniqueId's
//&gt;&gt;docs: http://api.jqueryui.com/uniqueId/

$.fn.extend( {
	uniqueId: ( function() {
		var uuid = 0;

		return function() {
			return this.each( function() {
				if ( !this.id ) {
					this.id = &quot;ui-id-&quot; + ( ++uuid );
				}
			} );
		};
	} )(),

	removeUniqueId: function() {
		return this.each( function() {
			if ( /^ui-id-\d+$/.test( this.id ) ) {
				$( this ).removeAttr( &quot;id&quot; );
			}
		} );
	}
} );

// Source: widget.js
/*!
 * jQuery UI Widget 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//&gt;&gt;label: Widget
//&gt;&gt;group: Core
//&gt;&gt;description: Provides a factory for creating stateful widgets with a common API.
//&gt;&gt;docs: http://api.jqueryui.com/jQuery.widget/
//&gt;&gt;demos: http://jqueryui.com/widget/

var widgetUuid = 0;
var widgetHasOwnProperty = Array.prototype.hasOwnProperty;
var widgetSlice = Array.prototype.slice;

$.cleanData = ( function( orig ) {
	return function( elems ) {
		var events, elem, i;
		for ( i = 0; ( elem = elems[ i ] ) != null; i++ ) {

			// Only trigger remove when necessary to save time
			events = $._data( elem, &quot;events&quot; );
			if ( events &amp;&amp; events.remove ) {
				$( elem ).triggerHandler( &quot;remove&quot; );
			}
		}
		orig( elems );
	};
} )( $.cleanData );

$.widget = function( name, base, prototype ) {
	var existingConstructor, constructor, basePrototype;

	// ProxiedPrototype allows the provided prototype to remain unmodified
	// so that it can be used as a mixin for multiple widgets (#8876)
	var proxiedPrototype = {};

	var namespace = name.split( &quot;.&quot; )[ 0 ];
	name = name.split( &quot;.&quot; )[ 1 ];
	var fullName = namespace + &quot;-&quot; + name;

	if ( !prototype ) {
		prototype = base;
		base = $.Widget;
	}

	if ( Array.isArray( prototype ) ) {
		prototype = $.extend.apply( null, [ {} ].concat( prototype ) );
	}

	// Create selector for plugin
	$.expr.pseudos[ fullName.toLowerCase() ] = function( elem ) {
		return !!$.data( elem, fullName );
	};

	$[ namespace ] = $[ namespace ] || {};
	existingConstructor = $[ namespace ][ name ];
	constructor = $[ namespace ][ name ] = function( options, element ) {

		// Allow instantiation without &quot;new&quot; keyword
		if ( !this || !this._createWidget ) {
			return new constructor( options, element );
		}

		// Allow instantiation without initializing for simple inheritance
		// must use &quot;new&quot; keyword (the code above always passes args)
		if ( arguments.length ) {
			this._createWidget( options, element );
		}
	};

	// Extend with the existing constructor to carry over any static properties
	$.extend( constructor, existingConstructor, {
		version: prototype.version,

		// Copy the object used to create the prototype in case we need to
		// redefine the widget later
		_proto: $.extend( {}, prototype ),

		// Track widgets that inherit from this widget in case this widget is
		// redefined after a widget inherits from it
		_childConstructors: []
	} );

	basePrototype = new base();

	// We need to make the options hash a property directly on the new instance
	// otherwise we'll modify the options hash on the prototype that we're
	// inheriting from
	basePrototype.options = $.widget.extend( {}, basePrototype.options );
	$.each( prototype, function( prop, value ) {
		if ( typeof value !== &quot;function&quot; ) {
			proxiedPrototype[ prop ] = value;
			return;
		}
		proxiedPrototype[ prop ] = ( function() {
			function _super() {
				return base.prototype[ prop ].apply( this, arguments );
			}

			function _superApply( args ) {
				return base.prototype[ prop ].apply( this, args );
			}

			return function() {
				var __super = this._super;
				var __superApply = this._superApply;
				var returnValue;

				this._super = _super;
				this._superApply = _superApply;

				returnValue = value.apply( this, arguments );

				this._super = __super;
				this._superApply = __superApply;

				return returnValue;
			};
		} )();
	} );
	constructor.prototype = $.widget.extend( basePrototype, {

		// TODO: remove support for widgetEventPrefix
		// always use the name + a colon as the prefix, e.g., draggable:start
		// don't prefix for widgets that aren't DOM-based
		widgetEventPrefix: existingConstructor ? ( basePrototype.widgetEventPrefix || name ) : name
	}, proxiedPrototype, {
		constructor: constructor,
		namespace: namespace,
		widgetName: name,
		widgetFullName: fullName
	} );

	// If this widget is being redefined then we need to find all widgets that
	// are inheriting from it and redefine all of them so that they inherit from
	// the new version of this widget. We're essentially trying to replace one
	// level in the prototype chain.
	if ( existingConstructor ) {
		$.each( existingConstructor._childConstructors, function( i, child ) {
			var childPrototype = child.prototype;

			// Redefine the child widget using the same prototype that was
			// originally used, but inherit from the new version of the base
			$.widget( childPrototype.namespace + &quot;.&quot; + childPrototype.widgetName, constructor,
				child._proto );
		} );

		// Remove the list of existing child constructors from the old constructor
		// so the old child constructors can be garbage collected
		delete existingConstructor._childConstructors;
	} else {
		base._childConstructors.push( constructor );
	}

	$.widget.bridge( name, constructor );

	return constructor;
};

$.widget.extend = function( target ) {
	var input = widgetSlice.call( arguments, 1 );
	var inputIndex = 0;
	var inputLength = input.length;
	var key;
	var value;

	for ( ; inputIndex &lt; inputLength; inputIndex++ ) {
		for ( key in input[ inputIndex ] ) {
			value = input[ inputIndex ][ key ];
			if ( widgetHasOwnProperty.call( input[ inputIndex ], key ) &amp;&amp; value !== undefined ) {

				// Clone objects
				if ( $.isPlainObject( value ) ) {
					target[ key ] = $.isPlainObject( target[ key ] ) ?
						$.widget.extend( {}, target[ key ], value ) :

						// Don't extend strings, arrays, etc. with objects
						$.widget.extend( {}, value );

				// Copy everything else by reference
				} else {
					target[ key ] = value;
				}
			}
		}
	}
	return target;
};

$.widget.bridge = function( name, object ) {
	var fullName = object.prototype.widgetFullName || name;
	$.fn[ name ] = function( options ) {
		var isMethodCall = typeof options === &quot;string&quot;;
		var args = widgetSlice.call( arguments, 1 );
		var returnValue = this;

		if ( isMethodCall ) {

			// If this is an empty collection, we need to have the instance method
			// return undefined instead of the jQuery instance
			if ( !this.length &amp;&amp; options === &quot;instance&quot; ) {
				returnValue = undefined;
			} else {
				this.each( function() {
					var methodValue;
					var instance = $.data( this, fullName );

					if ( options === &quot;instance&quot; ) {
						returnValue = instance;
						return false;
					}

					if ( !instance ) {
						return $.error( &quot;cannot call methods on &quot; + name +
							&quot; prior to initialization; &quot; +
							&quot;attempted to call method '&quot; + options + &quot;'&quot; );
					}

					if ( typeof instance[ options ] !== &quot;function&quot; ||
						options.charAt( 0 ) === &quot;_&quot; ) {
						return $.error( &quot;no such method '&quot; + options + &quot;' for &quot; + name +
							&quot; widget instance&quot; );
					}

					methodValue = instance[ options ].apply( instance, args );

					if ( methodValue !== instance &amp;&amp; methodValue !== undefined ) {
						returnValue = methodValue &amp;&amp; methodValue.jquery ?
							returnValue.pushStack( methodValue.get() ) :
							methodValue;
						return false;
					}
				} );
			}
		} else {

			// Allow multiple hashes to be passed on init
			if ( args.length ) {
				options = $.widget.extend.apply( null, [ options ].concat( args ) );
			}

			this.each( function() {
				var instance = $.data( this, fullName );
				if ( instance ) {
					instance.option( options || {} );
					if ( instance._init ) {
						instance._init();
					}
				} else {
					$.data( this, fullName, new object( options, this ) );
				}
			} );
		}

		return returnValue;
	};
};

$.Widget = function( /* options, element */ ) {};
$.Widget._childConstructors = [];

$.Widget.prototype = {
	widgetName: &quot;widget&quot;,
	widgetEventPrefix: &quot;&quot;,
	defaultElement: &quot;&lt;div&gt;&quot;,

	options: {
		classes: {},
		disabled: false,

		// Callbacks
		create: null
	},

	_createWidget: function( options, element ) {
		element = $( element || this.defaultElement || this )[ 0 ];
		this.element = $( element );
		this.uuid = widgetUuid++;
		this.eventNamespace = &quot;.&quot; + this.widgetName + this.uuid;

		this.bindings = $();
		this.hoverable = $();
		this.focusable = $();
		this.classesElementLookup = {};

		if ( element !== this ) {
			$.data( element, this.widgetFullName, this );
			this._on( true, this.element, {
				remove: function( event ) {
					if ( event.target === element ) {
						this.destroy();
					}
				}
			} );
			this.document = $( element.style ?

				// Element within the document
				element.ownerDocument :

				// Element is window or document
				element.document || element );
			this.window = $( this.document[ 0 ].defaultView || this.document[ 0 ].parentWindow );
		}

		this.options = $.widget.extend( {},
			this.options,
			this._getCreateOptions(),
			options );

		this._create();

		if ( this.options.disabled ) {
			this._setOptionDisabled( this.options.disabled );
		}

		this._trigger( &quot;create&quot;, null, this._getCreateEventData() );
		this._init();
	},

	_getCreateOptions: function() {
		return {};
	},

	_getCreateEventData: $.noop,

	_create: $.noop,

	_init: $.noop,

	destroy: function() {
		var that = this;

		this._destroy();
		$.each( this.classesElementLookup, function( key, value ) {
			that._removeClass( value, key );
		} );

		// We can probably remove the unbind calls in 2.0
		// all event bindings should go through this._on()
		this.element
			.off( this.eventNamespace )
			.removeData( this.widgetFullName );
		this.widget()
			.off( this.eventNamespace )
			.removeAttr( &quot;aria-disabled&quot; );

		// Clean up events and states
		this.bindings.off( this.eventNamespace );
	},

	_destroy: $.noop,

	widget: function() {
		return this.element;
	},

	option: function( key, value ) {
		var options = key;
		var parts;
		var curOption;
		var i;

		if ( arguments.length === 0 ) {

			// Don't return a reference to the internal hash
			return $.widget.extend( {}, this.options );
		}

		if ( typeof key === &quot;string&quot; ) {

			// Handle nested keys, e.g., &quot;foo.bar&quot; =&gt; { foo: { bar: ___ } }
			options = {};
			parts = key.split( &quot;.&quot; );
			key = parts.shift();
			if ( parts.length ) {
				curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
				for ( i = 0; i &lt; parts.length - 1; i++ ) {
					curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
					curOption = curOption[ parts[ i ] ];
				}
				key = parts.pop();
				if ( arguments.length === 1 ) {
					return curOption[ key ] === undefined ? null : curOption[ key ];
				}
				curOption[ key ] = value;
			} else {
				if ( arguments.length === 1 ) {
					return this.options[ key ] === undefined ? null : this.options[ key ];
				}
				options[ key ] = value;
			}
		}

		this._setOptions( options );

		return this;
	},

	_setOptions: function( options ) {
		var key;

		for ( key in options ) {
			this._setOption( key, options[ key ] );
		}

		return this;
	},

	_setOption: function( key, value ) {
		if ( key === &quot;classes&quot; ) {
			this._setOptionClasses( value );
		}

		this.options[ key ] = value;

		if ( key === &quot;disabled&quot; ) {
			this._setOptionDisabled( value );
		}

		return this;
	},

	_setOptionClasses: function( value ) {
		var classKey, elements, currentElements;

		for ( classKey in value ) {
			currentElements = this.classesElementLookup[ classKey ];
			if ( value[ classKey ] === this.options.classes[ classKey ] ||
					!currentElements ||
					!currentElements.length ) {
				continue;
			}

			// We are doing this to create a new jQuery object because the _removeClass() call
			// on the next line is going to destroy the reference to the current elements being
			// tracked. We need to save a copy of this collection so that we can add the new classes
			// below.
			elements = $( currentElements.get() );
			this._removeClass( currentElements, classKey );

			// We don't use _addClass() here, because that uses this.options.classes
			// for generating the string of classes. We want to use the value passed in from
			// _setOption(), this is the new value of the classes option which was passed to
			// _setOption(). We pass this value directly to _classes().
			elements.addClass( this._classes( {
				element: elements,
				keys: classKey,
				classes: value,
				add: true
			} ) );
		}
	},

	_setOptionDisabled: function( value ) {
		this._toggleClass( this.widget(), this.widgetFullName + &quot;-disabled&quot;, null, !!value );

		// If the widget is becoming disabled, then nothing is interactive
		if ( value ) {
			this._removeClass( this.hoverable, null, &quot;ui-state-hover&quot; );
			this._removeClass( this.focusable, null, &quot;ui-state-focus&quot; );
		}
	},

	enable: function() {
		return this._setOptions( { disabled: false } );
	},

	disable: function() {
		return this._setOptions( { disabled: true } );
	},

	_classes: function( options ) {
		var full = [];
		var that = this;

		options = $.extend( {
			element: this.element,
			classes: this.options.classes || {}
		}, options );

		function bindRemoveEvent() {
			var nodesToBind = [];

			options.element.each( function( _, element ) {
				var isTracked = $.map( that.classesElementLookup, function( elements ) {
					return elements;
				} )
					.some( function( elements ) {
						return elements.is( element );
					} );

				if ( !isTracked ) {
					nodesToBind.push( element );
				}
			} );

			that._on( $( nodesToBind ), {
				remove: &quot;_untrackClassesElement&quot;
			} );
		}

		function processClassString( classes, checkOption ) {
			var current, i;
			for ( i = 0; i &lt; classes.length; i++ ) {
				current = that.classesElementLookup[ classes[ i ] ] || $();
				if ( options.add ) {
					bindRemoveEvent();
					current = $( $.uniqueSort( current.get().concat( options.element.get() ) ) );
				} else {
					current = $( current.not( options.element ).get() );
				}
				that.classesElementLookup[ classes[ i ] ] = current;
				full.push( classes[ i ] );
				if ( checkOption &amp;&amp; options.classes[ classes[ i ] ] ) {
					full.push( options.classes[ classes[ i ] ] );
				}
			}
		}

		if ( options.keys ) {
			processClassString( options.keys.match( /\S+/g ) || [], true );
		}
		if ( options.extra ) {
			processClassString( options.extra.match( /\S+/g ) || [] );
		}

		return full.join( &quot; &quot; );
	},

	_untrackClassesElement: function( event ) {
		var that = this;
		$.each( that.classesElementLookup, function( key, value ) {
			if ( $.inArray( event.target, value ) !== -1 ) {
				that.classesElementLookup[ key ] = $( value.not( event.target ).get() );
			}
		} );

		this._off( $( event.target ) );
	},

	_removeClass: function( element, keys, extra ) {
		return this._toggleClass( element, keys, extra, false );
	},

	_addClass: function( element, keys, extra ) {
		return this._toggleClass( element, keys, extra, true );
	},

	_toggleClass: function( element, keys, extra, add ) {
		add = ( typeof add === &quot;boolean&quot; ) ? add : extra;
		var shift = ( typeof element === &quot;string&quot; || element === null ),
			options = {
				extra: shift ? keys : extra,
				keys: shift ? element : keys,
				element: shift ? this.element : element,
				add: add
			};
		options.element.toggleClass( this._classes( options ), add );
		return this;
	},

	_on: function( suppressDisabledCheck, element, handlers ) {
		var delegateElement;
		var instance = this;

		// No suppressDisabledCheck flag, shuffle arguments
		if ( typeof suppressDisabledCheck !== &quot;boolean&quot; ) {
			handlers = element;
			element = suppressDisabledCheck;
			suppressDisabledCheck = false;
		}

		// No element argument, shuffle and use this.element
		if ( !handlers ) {
			handlers = element;
			element = this.element;
			delegateElement = this.widget();
		} else {
			element = delegateElement = $( element );
			this.bindings = this.bindings.add( element );
		}

		$.each( handlers, function( event, handler ) {
			function handlerProxy() {

				// Allow widgets to customize the disabled handling
				// - disabled as an array instead of boolean
				// - disabled class as method for disabling individual parts
				if ( !suppressDisabledCheck &amp;&amp;
						( instance.options.disabled === true ||
						$( this ).hasClass( &quot;ui-state-disabled&quot; ) ) ) {
					return;
				}
				return ( typeof handler === &quot;string&quot; ? instance[ handler ] : handler )
					.apply( instance, arguments );
			}

			// Copy the guid so direct unbinding works
			if ( typeof handler !== &quot;string&quot; ) {
				handlerProxy.guid = handler.guid =
					handler.guid || handlerProxy.guid || $.guid++;
			}

			var match = event.match( /^([\w:-]*)\s*(.*)$/ );
			var eventName = match[ 1 ] + instance.eventNamespace;
			var selector = match[ 2 ];

			if ( selector ) {
				delegateElement.on( eventName, selector, handlerProxy );
			} else {
				element.on( eventName, handlerProxy );
			}
		} );
	},

	_off: function( element, eventName ) {
		eventName = ( eventName || &quot;&quot; ).split( &quot; &quot; ).join( this.eventNamespace + &quot; &quot; ) +
			this.eventNamespace;
		element.off( eventName );

		// Clear the stack to avoid memory leaks (#10056)
		this.bindings = $( this.bindings.not( element ).get() );
		this.focusable = $( this.focusable.not( element ).get() );
		this.hoverable = $( this.hoverable.not( element ).get() );
	},

	_delay: function( handler, delay ) {
		function handlerProxy() {
			return ( typeof handler === &quot;string&quot; ? instance[ handler ] : handler )
				.apply( instance, arguments );
		}
		var instance = this;
		return setTimeout( handlerProxy, delay || 0 );
	},

	_hoverable: function( element ) {
		this.hoverable = this.hoverable.add( element );
		this._on( element, {
			mouseenter: function( event ) {
				this._addClass( $( event.currentTarget ), null, &quot;ui-state-hover&quot; );
			},
			mouseleave: function( event ) {
				this._removeClass( $( event.currentTarget ), null, &quot;ui-state-hover&quot; );
			}
		} );
	},

	_focusable: function( element ) {
		this.focusable = this.focusable.add( element );
		this._on( element, {
			focusin: function( event ) {
				this._addClass( $( event.currentTarget ), null, &quot;ui-state-focus&quot; );
			},
			focusout: function( event ) {
				this._removeClass( $( event.currentTarget ), null, &quot;ui-state-focus&quot; );
			}
		} );
	},

	_trigger: function( type, event, data ) {
		var prop, orig;
		var callback = this.options[ type ];

		data = data || {};
		event = $.Event( event );
		event.type = ( type === this.widgetEventPrefix ?
			type :
			this.widgetEventPrefix + type ).toLowerCase();

		// The original event may come from any element
		// so we need to reset the target on the new event
		event.target = this.element[ 0 ];

		// Copy original event properties over to the new event
		orig = event.originalEvent;
		if ( orig ) {
			for ( prop in orig ) {
				if ( !( prop in event ) ) {
					event[ prop ] = orig[ prop ];
				}
			}
		}

		this.element.trigger( event, data );
		return !( typeof callback === &quot;function&quot; &amp;&amp;
			callback.apply( this.element[ 0 ], [ event ].concat( data ) ) === false ||
			event.isDefaultPrevented() );
	}
};

$.each( { show: &quot;fadeIn&quot;, hide: &quot;fadeOut&quot; }, function( method, defaultEffect ) {
	$.Widget.prototype[ &quot;_&quot; + method ] = function( element, options, callback ) {
		if ( typeof options === &quot;string&quot; ) {
			options = { effect: options };
		}

		var hasOptions;
		var effectName = !options ?
			method :
			options === true || typeof options === &quot;number&quot; ?
				defaultEffect :
				options.effect || defaultEffect;

		options = options || {};
		if ( typeof options === &quot;number&quot; ) {
			options = { duration: options };
		} else if ( options === true ) {
			options = {};
		}

		hasOptions = !$.isEmptyObject( options );
		options.complete = callback;

		if ( options.delay ) {
			element.delay( options.delay );
		}

		if ( hasOptions &amp;&amp; $.effects &amp;&amp; $.effects.effect[ effectName ] ) {
			element[ method ]( options );
		} else if ( effectName !== method &amp;&amp; element[ effectName ] ) {
			element[ effectName ]( options.duration, options.easing, callback );
		} else {
			element.queue( function( next ) {
				$( this )[ method ]();
				if ( callback ) {
					callback.call( element[ 0 ] );
				}
				next();
			} );
		}
	};
} );


} ) );
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