text: /*! jQuery UI - v1.12.1 - 2016-11-29
  * http://jqueryui.com
  * Includes: widget.js, widgets/selectable.js, widgets/mouse.js
  * Copyright jQuery Foundation and other contributors; Licensed MIT */
  
  (function( factory ) {
  	if ( typeof define === "function" && define.amd ) {
  
  		// AMD. Register as an anonymous module.
  		define([ "jquery" ], factory );
  	} else {
  
  		// Browser globals
  		factory( jQuery );
  	}
  }(function( $ ) {
  
  $.ui = $.ui || {};
  
  var version = $.ui.version = "1.12.1";
  
  
  /*!
   * jQuery UI Widget 1.12.1
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   */
  
  //>>label: Widget
  //>>group: Core
  //>>description: Provides a factory for creating stateful widgets with a common API.
  //>>docs: http://api.jqueryui.com/jQuery.widget/
  //>>demos: http://jqueryui.com/widget/
  
  
  
  var widgetUuid = 0;
  var widgetSlice = Array.prototype.slice;
  
  $.cleanData = ( function( orig ) {
  	return function( elems ) {
  		var events, elem, i;
  		for ( i = 0; ( elem = elems[ i ] ) != null; i++ ) {
  			try {
  
  				// Only trigger remove when necessary to save time
  				events = $._data( elem, "events" );
  				if ( events && events.remove ) {
  					$( elem ).triggerHandler( "remove" );
  				}
  
  			// Http://bugs.jquery.com/ticket/8235
  			} catch ( e ) {}
  		}
  		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( "." )[ 0 ];
  	name = name.split( "." )[ 1 ];
  	var fullName = namespace + "-" + name;
  
  	if ( !prototype ) {
  		prototype = base;
  		base = $.Widget;
  	}
  
  	if ( $.isArray( prototype ) ) {
  		prototype = $.extend.apply( null, [ {} ].concat( prototype ) );
  	}
  
  	// Create selector for plugin
  	$.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) {
  		return !!$.data( elem, fullName );
  	};
  
  	$[ namespace ] = $[ namespace ] || {};
  	existingConstructor = $[ namespace ][ name ];
  	constructor = $[ namespace ][ name ] = function( options, element ) {
  
  		// Allow instantiation without "new" keyword
  		if ( !this._createWidget ) {
  			return new constructor( options, element );
  		}
  
  		// Allow instantiation without initializing for simple inheritance
  		// must use "new" 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 );
  	$.each( prototype, function( prop, value ) {
  		if ( !$.isFunction( value ) ) {
  			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 + "." + 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 < inputLength; inputIndex++ ) {
  		for ( key in input[ inputIndex ] ) {
  			value = input[ inputIndex ][ key ];
  			if ( input[ inputIndex ].hasOwnProperty( key ) && 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 === "string";
  		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 && options === "instance" ) {
  				returnValue = undefined;
  			} else {
  				this.each( function() {
  					var methodValue;
  					var instance = $.data( this, fullName );
  
  					if ( options === "instance" ) {
  						returnValue = instance;
  						return false;
  					}
  
  					if ( !instance ) {
  						return $.error( "cannot call methods on " + name +
  							" prior to initialization; " +
  							"attempted to call method '" + options + "'" );
  					}
  
  					if ( !$.isFunction( instance[ options ] ) || options.charAt( 0 ) === "_" ) {
  						return $.error( "no such method '" + options + "' for " + name +
  							" widget instance" );
  					}
  
  					methodValue = instance[ options ].apply( instance, args );
  
  					if ( methodValue !== instance && methodValue !== undefined ) {
  						returnValue = methodValue && 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: "widget",
  	widgetEventPrefix: "",
  	defaultElement: "<div>",
  
  	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 = "." + 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( "create", 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( "aria-disabled" );
  
  		// 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 === "string" ) {
  
  			// Handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
  			options = {};
  			parts = key.split( "." );
  			key = parts.shift();
  			if ( parts.length ) {
  				curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
  				for ( i = 0; i < 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 === "classes" ) {
  			this._setOptionClasses( value );
  		}
  
  		this.options[ key ] = value;
  
  		if ( key === "disabled" ) {
  			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 + "-disabled", null, !!value );
  
  		// If the widget is becoming disabled, then nothing is interactive
  		if ( value ) {
  			this._removeClass( this.hoverable, null, "ui-state-hover" );
  			this._removeClass( this.focusable, null, "ui-state-focus" );
  		}
  	},
  
  	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 processClassString( classes, checkOption ) {
  			var current, i;
  			for ( i = 0; i < classes.length; i++ ) {
  				current = that.classesElementLookup[ classes[ i ] ] || $();
  				if ( options.add ) {
  					current = $( $.unique( current.get().concat( options.element.get() ) ) );
  				} else {
  					current = $( current.not( options.element ).get() );
  				}
  				that.classesElementLookup[ classes[ i ] ] = current;
  				full.push( classes[ i ] );
  				if ( checkOption && options.classes[ classes[ i ] ] ) {
  					full.push( options.classes[ classes[ i ] ] );
  				}
  			}
  		}
  
  		this._on( options.element, {
  			"remove": "_untrackClassesElement"
  		} );
  
  		if ( options.keys ) {
  			processClassString( options.keys.match( /\S+/g ) || [], true );
  		}
  		if ( options.extra ) {
  			processClassString( options.extra.match( /\S+/g ) || [] );
  		}
  
  		return full.join( " " );
  	},
  
  	_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() );
  			}
  		} );
  	},
  
  	_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 === "boolean" ) ? add : extra;
  		var shift = ( typeof element === "string" || 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 !== "boolean" ) {
  			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 &&
  						( instance.options.disabled === true ||
  						$( this ).hasClass( "ui-state-disabled" ) ) ) {
  					return;
  				}
  				return ( typeof handler === "string" ? instance[ handler ] : handler )
  					.apply( instance, arguments );
  			}
  
  			// Copy the guid so direct unbinding works
  			if ( typeof handler !== "string" ) {
  				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 || "" ).split( " " ).join( this.eventNamespace + " " ) +
  			this.eventNamespace;
  		element.off( eventName ).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 === "string" ? 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, "ui-state-hover" );
  			},
  			mouseleave: function( event ) {
  				this._removeClass( $( event.currentTarget ), null, "ui-state-hover" );
  			}
  		} );
  	},
  
  	_focusable: function( element ) {
  		this.focusable = this.focusable.add( element );
  		this._on( element, {
  			focusin: function( event ) {
  				this._addClass( $( event.currentTarget ), null, "ui-state-focus" );
  			},
  			focusout: function( event ) {
  				this._removeClass( $( event.currentTarget ), null, "ui-state-focus" );
  			}
  		} );
  	},
  
  	_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 !( $.isFunction( callback ) &&
  			callback.apply( this.element[ 0 ], [ event ].concat( data ) ) === false ||
  			event.isDefaultPrevented() );
  	}
  };
  
  $.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
  	$.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
  		if ( typeof options === "string" ) {
  			options = { effect: options };
  		}
  
  		var hasOptions;
  		var effectName = !options ?
  			method :
  			options === true || typeof options === "number" ?
  				defaultEffect :
  				options.effect || defaultEffect;
  
  		options = options || {};
  		if ( typeof options === "number" ) {
  			options = { duration: options };
  		}
  
  		hasOptions = !$.isEmptyObject( options );
  		options.complete = callback;
  
  		if ( options.delay ) {
  			element.delay( options.delay );
  		}
  
  		if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) {
  			element[ method ]( options );
  		} else if ( effectName !== method && element[ effectName ] ) {
  			element[ effectName ]( options.duration, options.easing, callback );
  		} else {
  			element.queue( function( next ) {
  				$( this )[ method ]();
  				if ( callback ) {
  					callback.call( element[ 0 ] );
  				}
  				next();
  			} );
  		}
  	};
  } );
  
  var widget = $.widget;
  
  
  
  
  // This file is deprecated
  var ie = $.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );
  
  /*!
   * jQuery UI Mouse 1.12.1
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   */
  
  //>>label: Mouse
  //>>group: Widgets
  //>>description: Abstracts mouse-based interactions to assist in creating certain widgets.
  //>>docs: http://api.jqueryui.com/mouse/
  
  
  
  var mouseHandled = false;
  $( document ).on( "mouseup", function() {
  	mouseHandled = false;
  } );
  
  var widgetsMouse = $.widget( "ui.mouse", {
  	version: "1.12.1",
  	options: {
  		cancel: "input, textarea, button, select, option",
  		distance: 1,
  		delay: 0
  	},
  	_mouseInit: function() {
  		var that = this;
  
  		this.element
  			.on( "mousedown." + this.widgetName, function( event ) {
  				return that._mouseDown( event );
  			} )
  			.on( "click." + this.widgetName, function( event ) {
  				if ( true === $.data( event.target, that.widgetName + ".preventClickEvent" ) ) {
  					$.removeData( event.target, that.widgetName + ".preventClickEvent" );
  					event.stopImmediatePropagation();
  					return false;
  				}
  			} );
  
  		this.started = false;
  	},
  
  	// TODO: make sure destroying one instance of mouse doesn't mess with
  	// other instances of mouse
  	_mouseDestroy: function() {
  		this.element.off( "." + this.widgetName );
  		if ( this._mouseMoveDelegate ) {
  			this.document
  				.off( "mousemove." + this.widgetName, this._mouseMoveDelegate )
  				.off( "mouseup." + this.widgetName, this._mouseUpDelegate );
  		}
  	},
  
  	_mouseDown: function( event ) {
  
  		// don't let more than one widget handle mouseStart
  		if ( mouseHandled ) {
  			return;
  		}
  
  		this._mouseMoved = false;
  
  		// We may have missed mouseup (out of window)
  		( this._mouseStarted && this._mouseUp( event ) );
  
  		this._mouseDownEvent = event;
  
  		var that = this,
  			btnIsLeft = ( event.which === 1 ),
  
  			// event.target.nodeName works around a bug in IE 8 with
  			// disabled inputs (#7620)
  			elIsCancel = ( typeof this.options.cancel === "string" && event.target.nodeName ?
  				$( event.target ).closest( this.options.cancel ).length : false );
  		if ( !btnIsLeft || elIsCancel || !this._mouseCapture( event ) ) {
  			return true;
  		}
  
  		this.mouseDelayMet = !this.options.delay;
  		if ( !this.mouseDelayMet ) {
  			this._mouseDelayTimer = setTimeout( function() {
  				that.mouseDelayMet = true;
  			}, this.options.delay );
  		}
  
  		if ( this._mouseDistanceMet( event ) && this._mouseDelayMet( event ) ) {
  			this._mouseStarted = ( this._mouseStart( event ) !== false );
  			if ( !this._mouseStarted ) {
  				event.preventDefault();
  				return true;
  			}
  		}
  
  		// Click event may never have fired (Gecko & Opera)
  		if ( true === $.data( event.target, this.widgetName + ".preventClickEvent" ) ) {
  			$.removeData( event.target, this.widgetName + ".preventClickEvent" );
  		}
  
  		// These delegates are required to keep context
  		this._mouseMoveDelegate = function( event ) {
  			return that._mouseMove( event );
  		};
  		this._mouseUpDelegate = function( event ) {
  			return that._mouseUp( event );
  		};
  
  		this.document
  			.on( "mousemove." + this.widgetName, this._mouseMoveDelegate )
  			.on( "mouseup." + this.widgetName, this._mouseUpDelegate );
  
  		event.preventDefault();
  
  		mouseHandled = true;
  		return true;
  	},
  
  	_mouseMove: function( event ) {
  
  		// Only check for mouseups outside the document if you've moved inside the document
  		// at least once. This prevents the firing of mouseup in the case of IE<9, which will
  		// fire a mousemove event if content is placed under the cursor. See #7778
  		// Support: IE <9
  		if ( this._mouseMoved ) {
  
  			// IE mouseup check - mouseup happened when mouse was out of window
  			if ( $.ui.ie && ( !document.documentMode || document.documentMode < 9 ) &&
  					!event.button ) {
  				return this._mouseUp( event );
  
  			// Iframe mouseup check - mouseup occurred in another document
  			} else if ( !event.which ) {
  
  				// Support: Safari <=8 - 9
  				// Safari sets which to 0 if you press any of the following keys
  				// during a drag (#14461)
  				if ( event.originalEvent.altKey || event.originalEvent.ctrlKey ||
  						event.originalEvent.metaKey || event.originalEvent.shiftKey ) {
  					this.ignoreMissingWhich = true;
  				} else if ( !this.ignoreMissingWhich ) {
  					return this._mouseUp( event );
  				}
  			}
  		}
  
  		if ( event.which || event.button ) {
  			this._mouseMoved = true;
  		}
  
  		if ( this._mouseStarted ) {
  			this._mouseDrag( event );
  			return event.preventDefault();
  		}
  
  		if ( this._mouseDistanceMet( event ) && this._mouseDelayMet( event ) ) {
  			this._mouseStarted =
  				( this._mouseStart( this._mouseDownEvent, event ) !== false );
  			( this._mouseStarted ? this._mouseDrag( event ) : this._mouseUp( event ) );
  		}
  
  		return !this._mouseStarted;
  	},
  
  	_mouseUp: function( event ) {
  		this.document
  			.off( "mousemove." + this.widgetName, this._mouseMoveDelegate )
  			.off( "mouseup." + this.widgetName, this._mouseUpDelegate );
  
  		if ( this._mouseStarted ) {
  			this._mouseStarted = false;
  
  			if ( event.target === this._mouseDownEvent.target ) {
  				$.data( event.target, this.widgetName + ".preventClickEvent", true );
  			}
  
  			this._mouseStop( event );
  		}
  
  		if ( this._mouseDelayTimer ) {
  			clearTimeout( this._mouseDelayTimer );
  			delete this._mouseDelayTimer;
  		}
  
  		this.ignoreMissingWhich = false;
  		mouseHandled = false;
  		event.preventDefault();
  	},
  
  	_mouseDistanceMet: function( event ) {
  		return ( Math.max(
  				Math.abs( this._mouseDownEvent.pageX - event.pageX ),
  				Math.abs( this._mouseDownEvent.pageY - event.pageY )
  			) >= this.options.distance
  		);
  	},
  
  	_mouseDelayMet: function( /* event */ ) {
  		return this.mouseDelayMet;
  	},
  
  	// These are placeholder methods, to be overriden by extending plugin
  	_mouseStart: function( /* event */ ) {},
  	_mouseDrag: function( /* event */ ) {},
  	_mouseStop: function( /* event */ ) {},
  	_mouseCapture: function( /* event */ ) { return true; }
  } );
  
  
  /*!
   * jQuery UI Selectable 1.12.1
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   */
  
  //>>label: Selectable
  //>>group: Interactions
  //>>description: Allows groups of elements to be selected with the mouse.
  //>>docs: http://api.jqueryui.com/selectable/
  //>>demos: http://jqueryui.com/selectable/
  //>>css.structure: ../../themes/base/selectable.css
  
  
  
  var widgetsSelectable = $.widget( "ui.selectable", $.ui.mouse, {
  	version: "1.12.1",
  	options: {
  		appendTo: "body",
  		autoRefresh: true,
  		distance: 0,
  		filter: "*",
  		tolerance: "touch",
  
  		// Callbacks
  		selected: null,
  		selecting: null,
  		start: null,
  		stop: null,
  		unselected: null,
  		unselecting: null
  	},
  	_create: function() {
  		var that = this;
  
  		this._addClass( "ui-selectable" );
  
  		this.dragged = false;
  
  		// Cache selectee children based on filter
  		this.refresh = function() {
  			that.elementPos = $( that.element[ 0 ] ).offset();
  			that.selectees = $( that.options.filter, that.element[ 0 ] );
  			that._addClass( that.selectees, "ui-selectee" );
  			that.selectees.each( function() {
  				var $this = $( this ),
  					selecteeOffset = $this.offset(),
  					pos = {
  						left: selecteeOffset.left - that.elementPos.left,
  						top: selecteeOffset.top - that.elementPos.top
  					};
  				$.data( this, "selectable-item", {
  					element: this,
  					$element: $this,
  					left: pos.left,
  					top: pos.top,
  					right: pos.left + $this.outerWidth(),
  					bottom: pos.top + $this.outerHeight(),
  					startselected: false,
  					selected: $this.hasClass( "ui-selected" ),
  					selecting: $this.hasClass( "ui-selecting" ),
  					unselecting: $this.hasClass( "ui-unselecting" )
  				} );
  			} );
  		};
  		this.refresh();
  
  		this._mouseInit();
  
  		this.helper = $( "<div>" );
  		this._addClass( this.helper, "ui-selectable-helper" );
  	},
  
  	_destroy: function() {
  		this.selectees.removeData( "selectable-item" );
  		this._mouseDestroy();
  	},
  
  	_mouseStart: function( event ) {
  		var that = this,
  			options = this.options;
  
  		this.opos = [ event.pageX, event.pageY ];
  		this.elementPos = $( this.element[ 0 ] ).offset();
  
  		if ( this.options.disabled ) {
  			return;
  		}
  
  		this.selectees = $( options.filter, this.element[ 0 ] );
  
  		this._trigger( "start", event );
  
  		$( options.appendTo ).append( this.helper );
  
  		// position helper (lasso)
  		this.helper.css( {
  			"left": event.pageX+1,// +1 fix event element is covered
  			"top": event.pageY+1,// +1 fix event element is covered
  			"width": 0,
  			"height": 0
  		} );
  
  		if ( options.autoRefresh ) {
  			this.refresh();
  		}
  
  		this.selectees.filter( ".ui-selected" ).each( function() {
  			var selectee = $.data( this, "selectable-item" );
  			selectee.startselected = true;
  			if ( !event.metaKey && !event.ctrlKey ) {
  				that._removeClass( selectee.$element, "ui-selected" );
  				selectee.selected = false;
  				that._addClass( selectee.$element, "ui-unselecting" );
  				selectee.unselecting = true;
  
  				// selectable UNSELECTING callback
  				that._trigger( "unselecting", event, {
  					unselecting: selectee.element
  				} );
  			}
  		} );
  
  		$( event.target ).parents().addBack().each( function() {
  			var doSelect,
  				selectee = $.data( this, "selectable-item" );
  			if ( selectee ) {
  				doSelect = ( !event.metaKey && !event.ctrlKey ) ||
  					!selectee.$element.hasClass( "ui-selected" );
  				that._removeClass( selectee.$element, doSelect ? "ui-unselecting" : "ui-selected" )
  					._addClass( selectee.$element, doSelect ? "ui-selecting" : "ui-unselecting" );
  				selectee.unselecting = !doSelect;
  				selectee.selecting = doSelect;
  				selectee.selected = doSelect;
  
  				// selectable (UN)SELECTING callback
  				if ( doSelect ) {
  					that._trigger( "selecting", event, {
  						selecting: selectee.element
  					} );
  				} else {
  					that._trigger( "unselecting", event, {
  						unselecting: selectee.element
  					} );
  				}
  				return false;
  			}
  		} );
  
  	},
  
  	_mouseDrag: function( event ) {
  
  		this.dragged = true;
  
  		if ( this.options.disabled ) {
  			return;
  		}
  
  		var tmp,
  			that = this,
  			options = this.options,
  			x1 = this.opos[ 0 ],
  			y1 = this.opos[ 1 ],
  			x2 = event.pageX,
  			y2 = event.pageY;
  
  		if ( x1 > x2 ) { tmp = x2; x2 = x1; x1 = tmp; }
  		if ( y1 > y2 ) { tmp = y2; y2 = y1; y1 = tmp; }
  		this.helper.css( { left: x1, top: y1, width: x2 - x1, height: y2 - y1 } );
  
  		this.selectees.each( function() {
  			var selectee = $.data( this, "selectable-item" ),
  				hit = false,
  				offset = {};
  
  			//prevent helper from being selected if appendTo: selectable
  			if ( !selectee || selectee.element === that.element[ 0 ] ) {
  				return;
  			}
  
  			offset.left   = selectee.left   + that.elementPos.left;
  			offset.right  = selectee.right  + that.elementPos.left;
  			offset.top    = selectee.top    + that.elementPos.top;
  			offset.bottom = selectee.bottom + that.elementPos.top;
  
  			if ( options.tolerance === "touch" ) {
  				hit = ( !( offset.left > x2 || offset.right < x1 || offset.top > y2 ||
                      offset.bottom < y1 ) );
  			} else if ( options.tolerance === "fit" ) {
  				hit = ( offset.left > x1 && offset.right < x2 && offset.top > y1 &&
                      offset.bottom < y2 );
  			}
  
  			if ( hit ) {
  
  				// SELECT
  				if ( selectee.selected ) {
  					that._removeClass( selectee.$element, "ui-selected" );
  					selectee.selected = false;
  				}
  				if ( selectee.unselecting ) {
  					that._removeClass( selectee.$element, "ui-unselecting" );
  					selectee.unselecting = false;
  				}
  				if ( !selectee.selecting ) {
  					that._addClass( selectee.$element, "ui-selecting" );
  					selectee.selecting = true;
  
  					// selectable SELECTING callback
  					that._trigger( "selecting", event, {
  						selecting: selectee.element
  					} );
  				}
  			} else {
  
  				// UNSELECT
  				if ( selectee.selecting ) {
  					if ( ( event.metaKey || event.ctrlKey ) && selectee.startselected ) {
  						that._removeClass( selectee.$element, "ui-selecting" );
  						selectee.selecting = false;
  						that._addClass( selectee.$element, "ui-selected" );
  						selectee.selected = true;
  					} else {
  						that._removeClass( selectee.$element, "ui-selecting" );
  						selectee.selecting = false;
  						if ( selectee.startselected ) {
  							that._addClass( selectee.$element, "ui-unselecting" );
  							selectee.unselecting = true;
  						}
  
  						// selectable UNSELECTING callback
  						that._trigger( "unselecting", event, {
  							unselecting: selectee.element
  						} );
  					}
  				}
  				if ( selectee.selected ) {
  					if ( !event.metaKey && !event.ctrlKey && !selectee.startselected ) {
  						that._removeClass( selectee.$element, "ui-selected" );
  						selectee.selected = false;
  
  						that._addClass( selectee.$element, "ui-unselecting" );
  						selectee.unselecting = true;
  
  						// selectable UNSELECTING callback
  						that._trigger( "unselecting", event, {
  							unselecting: selectee.element
  						} );
  					}
  				}
  			}
  		} );
  
  		return false;
  	},
  
  	_mouseStop: function( event ) {
  		var that = this;
  
  		this.dragged = false;
  
  		$( ".ui-unselecting", this.element[ 0 ] ).each( function() {
  			var selectee = $.data( this, "selectable-item" );
  			that._removeClass( selectee.$element, "ui-unselecting" );
  			selectee.unselecting = false;
  			selectee.startselected = false;
  			that._trigger( "unselected", event, {
  				unselected: selectee.element
  			} );
  		} );
  		$( ".ui-selecting", this.element[ 0 ] ).each( function() {
  			var selectee = $.data( this, "selectable-item" );
  			that._removeClass( selectee.$element, "ui-selecting" )
  				._addClass( selectee.$element, "ui-selected" );
  			selectee.selecting = false;
  			selectee.selected = true;
  			selectee.startselected = true;
  			that._trigger( "selected", event, {
  				selected: selectee.element
  			} );
  		} );
  		this._trigger( "stop", event );
  
  		this.helper.remove();
  
  		return false;
  	}
  
  } );
  
  
  
  
  }));