/*! jQuery UI - v1.11.4 - 2015-06-17

(function( factory ) {

if ( typeof define === "function" && define.amd ) {

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

        // Browser globals
        factory( jQuery );
}

}(function( $ ) { /*!

* jQuery UI Core 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/category/ui-core/
*/

// $.ui might exist from components with no dependencies, e.g., $.ui.position $.ui = $.ui || {};

$.extend( $.ui, {

version: "1.11.4",

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
}

});

// plugins $.fn.extend({

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

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

uniqueId: (function() {
        var uuid = 0;

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

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

});

// selectors function focusable( element, isTabIndexNotNaN ) {

var map, mapName, img,
        nodeName = element.nodeName.toLowerCase();
if ( "area" === nodeName ) {
        map = element.parentNode;
        mapName = map.name;
        if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
                return false;
        }
        img = $( "img[usemap='#" + mapName + "']" )[ 0 ];
        return !!img && visible( img );
}
return ( /^(input|select|textarea|button|object)$/.test( nodeName ) ?
        !element.disabled :
        "a" === nodeName ?
                element.href || isTabIndexNotNaN :
                isTabIndexNotNaN) &&
        // the element and all of its ancestors must be visible
        visible( element );

}

function visible( element ) {

return $.expr.filters.visible( element ) &&
        !$( element ).parents().addBack().filter(function() {
                return $.css( this, "visibility" ) === "hidden";
        }).length;

}

$.extend( $.expr[ “:” ], {

data: $.expr.createPseudo ?
        $.expr.createPseudo(function( dataName ) {
                return function( elem ) {
                        return !!$.data( elem, dataName );
                };
        }) :
        // support: jQuery <1.8
        function( elem, i, match ) {
                return !!$.data( elem, match[ 3 ] );
        },

focusable: function( element ) {
        return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
},

tabbable: function( element ) {
        var tabIndex = $.attr( element, "tabindex" ),
                isTabIndexNaN = isNaN( tabIndex );
        return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
}

});

// support: jQuery <1.8 if ( !$( “<a>” ).outerWidth( 1 ).jquery ) {

$.each( [ "Width", "Height" ], function( i, name ) {
        var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
                type = name.toLowerCase(),
                orig = {
                        innerWidth: $.fn.innerWidth,
                        innerHeight: $.fn.innerHeight,
                        outerWidth: $.fn.outerWidth,
                        outerHeight: $.fn.outerHeight
                };

        function reduce( elem, size, border, margin ) {
                $.each( side, function() {
                        size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
                        if ( border ) {
                                size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
                        }
                        if ( margin ) {
                                size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
                        }
                });
                return size;
        }

        $.fn[ "inner" + name ] = function( size ) {
                if ( size === undefined ) {
                        return orig[ "inner" + name ].call( this );
                }

                return this.each(function() {
                        $( this ).css( type, reduce( this, size ) + "px" );
                });
        };

        $.fn[ "outer" + name] = function( size, margin ) {
                if ( typeof size !== "number" ) {
                        return orig[ "outer" + name ].call( this, size );
                }

                return this.each(function() {
                        $( this).css( type, reduce( this, size, true, margin ) + "px" );
                });
        };
});

}

// support: jQuery <1.8 if ( !$.fn.addBack ) {

$.fn.addBack = function( selector ) {
        return this.add( selector == null ?
                this.prevObject : this.prevObject.filter( selector )
        );
};

}

// support: jQuery 1.6.1, 1.6.2 (bugs.jquery.com/ticket/9413) if ( $( “<a>” ).data( “a-b”, “a” ).removeData( “a-b” ).data( “a-b” ) ) {

$.fn.removeData = (function( removeData ) {
        return function( key ) {
                if ( arguments.length ) {
                        return removeData.call( this, $.camelCase( key ) );
                } else {
                        return removeData.call( this );
                }
        };
})( $.fn.removeData );

}

// deprecated $.ui.ie = !!/msie [w.]+/.exec( navigator.userAgent.toLowerCase() );

$.fn.extend({

focus: (function( orig ) {
        return function( delay, fn ) {
                return typeof delay === "number" ?
                        this.each(function() {
                                var elem = this;
                                setTimeout(function() {
                                        $( elem ).focus();
                                        if ( fn ) {
                                                fn.call( elem );
                                        }
                                }, delay );
                        }) :
                        orig.apply( this, arguments );
        };
})( $.fn.focus ),

disableSelection: (function() {
        var eventType = "onselectstart" in document.createElement( "div" ) ?
                "selectstart" :
                "mousedown";

        return function() {
                return this.bind( eventType + ".ui-disableSelection", function( event ) {
                        event.preventDefault();
                });
        };
})(),

enableSelection: function() {
        return this.unbind( ".ui-disableSelection" );
},

zIndex: function( zIndex ) {
        if ( zIndex !== undefined ) {
                return this.css( "zIndex", zIndex );
        }

        if ( this.length ) {
                var elem = $( this[ 0 ] ), position, value;
                while ( elem.length && elem[ 0 ] !== document ) {
                        // Ignore z-index if position is set to a value where z-index is ignored by the browser
                        // This makes behavior of this function consistent across browsers
                        // WebKit always returns auto if the element is positioned
                        position = elem.css( "position" );
                        if ( position === "absolute" || position === "relative" || position === "fixed" ) {
                                // IE returns 0 when zIndex is not specified
                                // other browsers return a string
                                // we ignore the case of nested elements with an explicit value of 0
                                // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
                                value = parseInt( elem.css( "zIndex" ), 10 );
                                if ( !isNaN( value ) && value !== 0 ) {
                                        return value;
                                }
                        }
                        elem = elem.parent();
                }
        }

        return 0;
}

});

// $.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 && ( !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) ) {
                return;
        }

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

};

/*!

* jQuery UI Widget 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/jQuery.widget/
*/

var widget_uuid = 0,

widget_slice = 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 fullName, existingConstructor, constructor, basePrototype,
        // proxiedPrototype allows the provided prototype to remain unmodified
        // so that it can be used as a mixin for multiple widgets (#8876)
        proxiedPrototype = {},
        namespace = name.split( "." )[ 0 ];

name = name.split( "." )[ 1 ];
fullName = namespace + "-" + name;

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

// 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() {
                var _super = function() {
                                return base.prototype[ prop ].apply( this, arguments );
                        },
                        _superApply = function( args ) {
                                return base.prototype[ prop ].apply( this, args );
                        };
                return function() {
                        var __super = this._super,
                                __superApply = this._superApply,
                                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 = widget_slice.call( arguments, 1 ),
        inputIndex = 0,
        inputLength = input.length,
        key,
        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",
                args = widget_slice.call( arguments, 1 ),
                returnValue = this;

        if ( isMethodCall ) {
                this.each(function() {
                        var methodValue,
                                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: {
        disabled: false,

        // callbacks
        create: null
},
_createWidget: function( options, element ) {
        element = $( element || this.defaultElement || this )[ 0 ];
        this.element = $( element );
        this.uuid = widget_uuid++;
        this.eventNamespace = "." + this.widgetName + this.uuid;

        this.bindings = $();
        this.hoverable = $();
        this.focusable = $();

        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();
        this._trigger( "create", null, this._getCreateEventData() );
        this._init();
},
_getCreateOptions: $.noop,
_getCreateEventData: $.noop,
_create: $.noop,
_init: $.noop,

destroy: function() {
        this._destroy();
        // we can probably remove the unbind calls in 2.0
        // all event bindings should go through this._on()
        this.element
                .unbind( this.eventNamespace )
                .removeData( this.widgetFullName )
                // support: jquery <1.6.3
                // http://bugs.jquery.com/ticket/9413
                .removeData( $.camelCase( this.widgetFullName ) );
        this.widget()
                .unbind( this.eventNamespace )
                .removeAttr( "aria-disabled" )
                .removeClass(
                        this.widgetFullName + "-disabled " +
                        "ui-state-disabled" );

        // clean up events and states
        this.bindings.unbind( this.eventNamespace );
        this.hoverable.removeClass( "ui-state-hover" );
        this.focusable.removeClass( "ui-state-focus" );
},
_destroy: $.noop,

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

option: function( key, value ) {
        var options = key,
                parts,
                curOption,
                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 ) {
        this.options[ key ] = value;

        if ( key === "disabled" ) {
                this.widget()
                        .toggleClass( this.widgetFullName + "-disabled", !!value );

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

        return this;
},

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

_on: function( suppressDisabledCheck, element, handlers ) {
        var delegateElement,
                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*(.*)$/ ),
                        eventName = match[1] + instance.eventNamespace,
                        selector = match[2];
                if ( selector ) {
                        delegateElement.delegate( selector, eventName, handlerProxy );
                } else {
                        element.bind( eventName, handlerProxy );
                }
        });
},

_off: function( element, eventName ) {
        eventName = (eventName || "").split( " " ).join( this.eventNamespace + " " ) +
                this.eventNamespace;
        element.unbind( eventName ).undelegate( 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 ) {
                        $( event.currentTarget ).addClass( "ui-state-hover" );
                },
                mouseleave: function( event ) {
                        $( event.currentTarget ).removeClass( "ui-state-hover" );
                }
        });
},

_focusable: function( element ) {
        this.focusable = this.focusable.add( element );
        this._on( element, {
                focusin: function( event ) {
                        $( event.currentTarget ).addClass( "ui-state-focus" );
                },
                focusout: function( event ) {
                        $( event.currentTarget ).removeClass( "ui-state-focus" );
                }
        });
},

_trigger: function( type, event, data ) {
        var prop, orig,
                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 ) {

$.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
        if ( typeof options === "string" ) {
                options = { effect: options };
        }
        var hasOptions,
                effectName = !options ?
                        method :
                        options === true || typeof options === "number" ?
                                defaultEffect :
                                options.effect || defaultEffect;
        options = options || {};
        if ( typeof options === "number" ) {
                options = { duration: options };
        }
        hasOptions = !$.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;

/*!

* jQuery UI Position 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/position/
*/

(function() {

$.ui = $.ui || {};

var cachedScrollbarWidth, supportsOffsetFractions,

max = Math.max,
abs = Math.abs,
round = Math.round,
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 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 = $( "<div style='display:block;position:absolute;width:50px;height:50px;overflow:hidden;'><div style='height:100px;width:auto;'></div></div>" ),
                innerDiv = div.children()[0];

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

        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 ? "" :
                        within.element.css( "overflow-x" ),
                overflowY = within.isWindow || within.isDocument ? "" :
                        within.element.css( "overflow-y" ),
                hasOverflowX = overflowX === "scroll" ||
                        ( overflowX === "auto" && within.width < within.element[0].scrollWidth ),
                hasOverflowY = overflowY === "scroll" ||
                        ( overflowY === "auto" && within.height < within.element[0].scrollHeight );
        return {
                width: hasOverflowY ? $.position.scrollbarWidth() : 0,
                height: hasOverflowX ? $.position.scrollbarWidth() : 0
        };
},
getWithinInfo: function( element ) {
        var withinElement = $( element || window ),
                isWindow = $.isWindow( withinElement[0] ),
                isDocument = !!withinElement[ 0 ] && withinElement[ 0 ].nodeType === 9;
        return {
                element: withinElement,
                isWindow: isWindow,
                isDocument: isDocument,
                offset: withinElement.offset() || { left: 0, top: 0 },
                scrollLeft: withinElement.scrollLeft(),
                scrollTop: withinElement.scrollTop(),

                // support: jQuery 1.6.x
                // jQuery 1.6 doesn't support .outerWidth/Height() on documents or windows
                width: isWindow || isDocument ? withinElement.width() : withinElement.outerWidth(),
                height: isWindow || isDocument ? withinElement.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,
        target = $( options.of ),
        within = $.position.getWithinInfo( options.within ),
        scrollInfo = $.position.getScrollInfo( within ),
        collision = ( options.collision || "flip" ).split( " " ),
        offsets = {};

dimensions = getDimensions( target );
if ( target[0].preventDefault ) {
        // force left top to allow flipping
        options.at = "left top";
}
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( [ "my", "at" ], function() {
        var pos = ( options[ this ] || "" ).split( " " ),
                horizontalOffset,
                verticalOffset;

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

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

if ( options.at[ 1 ] === "bottom" ) {
        basePosition.top += targetHeight;
} else if ( options.at[ 1 ] === "center" ) {
        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, "marginLeft" ),
                marginTop = parseCss( this, "marginTop" ),
                collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + scrollInfo.width,
                collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + scrollInfo.height,
                position = $.extend( {}, basePosition ),
                myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() );

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

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

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

        // if the browser doesn't support fractions, then round for consistent results
        if ( !supportsOffsetFractions ) {
                position.left = round( position.left );
                position.top = round( position.top );
        }

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

        $.each( [ "left", "top" ], 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 < 0 ? "left" : left > 0 ? "right" : "center",
                                        vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle"
                                };
                        if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) {
                                feedback.horizontal = "center";
                        }
                        if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) {
                                feedback.vertical = "middle";
                        }
                        if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) {
                                feedback.important = "horizontal";
                        } else {
                                feedback.important = "vertical";
                        }
                        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 > outerWidth ) {
                        // element is initially over the left side of within
                        if ( overLeft > 0 && overRight <= 0 ) {
                                newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - withinOffset;
                                position.left += overLeft - newOverRight;
                        // element is initially over right side of within
                        } else if ( overRight > 0 && overLeft <= 0 ) {
                                position.left = withinOffset;
                        // element is initially over both left and right sides of within
                        } else {
                                if ( overLeft > overRight ) {
                                        position.left = withinOffset + outerWidth - data.collisionWidth;
                                } else {
                                        position.left = withinOffset;
                                }
                        }
                // too far left -> align with left edge
                } else if ( overLeft > 0 ) {
                        position.left += overLeft;
                // too far right -> align with right edge
                } else if ( overRight > 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 > outerHeight ) {
                        // element is initially over the top of within
                        if ( overTop > 0 && overBottom <= 0 ) {
                                newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - withinOffset;
                                position.top += overTop - newOverBottom;
                        // element is initially over bottom of within
                        } else if ( overBottom > 0 && overTop <= 0 ) {
                                position.top = withinOffset;
                        // element is initially over both top and bottom of within
                        } else {
                                if ( overTop > overBottom ) {
                                        position.top = withinOffset + outerHeight - data.collisionHeight;
                                } else {
                                        position.top = withinOffset;
                                }
                        }
                // too far up -> align with top
                } else if ( overTop > 0 ) {
                        position.top += overTop;
                // too far down -> align with bottom edge
                } else if ( overBottom > 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 ] === "left" ?
                                -data.elemWidth :
                                data.my[ 0 ] === "right" ?
                                        data.elemWidth :
                                        0,
                        atOffset = data.at[ 0 ] === "left" ?
                                data.targetWidth :
                                data.at[ 0 ] === "right" ?
                                        -data.targetWidth :
                                        0,
                        offset = -2 * data.offset[ 0 ],
                        newOverRight,
                        newOverLeft;

                if ( overLeft < 0 ) {
                        newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - outerWidth - withinOffset;
                        if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) {
                                position.left += myOffset + atOffset + offset;
                        }
                } else if ( overRight > 0 ) {
                        newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + atOffset + offset - offsetLeft;
                        if ( newOverLeft > 0 || abs( newOverLeft ) < 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 ] === "top",
                        myOffset = top ?
                                -data.elemHeight :
                                data.my[ 1 ] === "bottom" ?
                                        data.elemHeight :
                                        0,
                        atOffset = data.at[ 1 ] === "top" ?
                                data.targetHeight :
                                data.at[ 1 ] === "bottom" ?
                                        -data.targetHeight :
                                        0,
                        offset = -2 * data.offset[ 1 ],
                        newOverTop,
                        newOverBottom;
                if ( overTop < 0 ) {
                        newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - outerHeight - withinOffset;
                        if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) {
                                position.top += myOffset + atOffset + offset;
                        }
                } else if ( overBottom > 0 ) {
                        newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + offset - offsetTop;
                        if ( newOverTop > 0 || abs( newOverTop ) < 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 );
        }
}

};

// fraction support test (function() {

var testElement, testElementParent, testElementStyle, offsetLeft, i,
        body = document.getElementsByTagName( "body" )[ 0 ],
        div = document.createElement( "div" );

//Create a "fake body" for testing based on method used in jQuery.support
testElement = document.createElement( body ? "div" : "body" );
testElementStyle = {
        visibility: "hidden",
        width: 0,
        height: 0,
        border: 0,
        margin: 0,
        background: "none"
};
if ( body ) {
        $.extend( testElementStyle, {
                position: "absolute",
                left: "-1000px",
                top: "-1000px"
        });
}
for ( i in testElementStyle ) {
        testElement.style[ i ] = testElementStyle[ i ];
}
testElement.appendChild( div );
testElementParent = body || document.documentElement;
testElementParent.insertBefore( testElement, testElementParent.firstChild );

div.style.cssText = "position: absolute; left: 10.7432222px;";

offsetLeft = $( div ).offset().left;
supportsOffsetFractions = offsetLeft > 10 && offsetLeft < 11;

testElement.innerHTML = "";
testElementParent.removeChild( testElement );

})();

})();

var position = $.ui.position;

/*!

* jQuery UI Menu 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/menu/
*/

var menu = $.widget( “ui.menu”, {

version: "1.11.4",
defaultElement: "<ul>",
delay: 300,
options: {
        icons: {
                submenu: "ui-icon-carat-1-e"
        },
        items: "> *",
        menus: "ul",
        position: {
                my: "left-1 top",
                at: "right top"
        },
        role: "menu",

        // callbacks
        blur: null,
        focus: null,
        select: null
},

_create: function() {
        this.activeMenu = this.element;

        // Flag used to prevent firing of the click handler
        // as the event bubbles up through nested menus
        this.mouseHandled = false;
        this.element
                .uniqueId()
                .addClass( "ui-menu ui-widget ui-widget-content" )
                .toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length )
                .attr({
                        role: this.options.role,
                        tabIndex: 0
                });

        if ( this.options.disabled ) {
                this.element
                        .addClass( "ui-state-disabled" )
                        .attr( "aria-disabled", "true" );
        }

        this._on({
                // Prevent focus from sticking to links inside menu after clicking
                // them (focus should always stay on UL during navigation).
                "mousedown .ui-menu-item": function( event ) {
                        event.preventDefault();
                },
                "click .ui-menu-item": function( event ) {
                        var target = $( event.target );
                        if ( !this.mouseHandled && target.not( ".ui-state-disabled" ).length ) {
                                this.select( event );

                                // Only set the mouseHandled flag if the event will bubble, see #9469.
                                if ( !event.isPropagationStopped() ) {
                                        this.mouseHandled = true;
                                }

                                // Open submenu on click
                                if ( target.has( ".ui-menu" ).length ) {
                                        this.expand( event );
                                } else if ( !this.element.is( ":focus" ) && $( this.document[ 0 ].activeElement ).closest( ".ui-menu" ).length ) {

                                        // Redirect focus to the menu
                                        this.element.trigger( "focus", [ true ] );

                                        // If the active item is on the top level, let it stay active.
                                        // Otherwise, blur the active item since it is no longer visible.
                                        if ( this.active && this.active.parents( ".ui-menu" ).length === 1 ) {
                                                clearTimeout( this.timer );
                                        }
                                }
                        }
                },
                "mouseenter .ui-menu-item": function( event ) {
                        // Ignore mouse events while typeahead is active, see #10458.
                        // Prevents focusing the wrong item when typeahead causes a scroll while the mouse
                        // is over an item in the menu
                        if ( this.previousFilter ) {
                                return;
                        }
                        var target = $( event.currentTarget );
                        // Remove ui-state-active class from siblings of the newly focused menu item
                        // to avoid a jump caused by adjacent elements both having a class with a border
                        target.siblings( ".ui-state-active" ).removeClass( "ui-state-active" );
                        this.focus( event, target );
                },
                mouseleave: "collapseAll",
                "mouseleave .ui-menu": "collapseAll",
                focus: function( event, keepActiveItem ) {
                        // If there's already an active item, keep it active
                        // If not, activate the first item
                        var item = this.active || this.element.find( this.options.items ).eq( 0 );

                        if ( !keepActiveItem ) {
                                this.focus( event, item );
                        }
                },
                blur: function( event ) {
                        this._delay(function() {
                                if ( !$.contains( this.element[0], this.document[0].activeElement ) ) {
                                        this.collapseAll( event );
                                }
                        });
                },
                keydown: "_keydown"
        });

        this.refresh();

        // Clicks outside of a menu collapse any open menus
        this._on( this.document, {
                click: function( event ) {
                        if ( this._closeOnDocumentClick( event ) ) {
                                this.collapseAll( event );
                        }

                        // Reset the mouseHandled flag
                        this.mouseHandled = false;
                }
        });
},

_destroy: function() {
        // Destroy (sub)menus
        this.element
                .removeAttr( "aria-activedescendant" )
                .find( ".ui-menu" ).addBack()
                        .removeClass( "ui-menu ui-widget ui-widget-content ui-menu-icons ui-front" )
                        .removeAttr( "role" )
                        .removeAttr( "tabIndex" )
                        .removeAttr( "aria-labelledby" )
                        .removeAttr( "aria-expanded" )
                        .removeAttr( "aria-hidden" )
                        .removeAttr( "aria-disabled" )
                        .removeUniqueId()
                        .show();

        // Destroy menu items
        this.element.find( ".ui-menu-item" )
                .removeClass( "ui-menu-item" )
                .removeAttr( "role" )
                .removeAttr( "aria-disabled" )
                .removeUniqueId()
                .removeClass( "ui-state-hover" )
                .removeAttr( "tabIndex" )
                .removeAttr( "role" )
                .removeAttr( "aria-haspopup" )
                .children().each( function() {
                        var elem = $( this );
                        if ( elem.data( "ui-menu-submenu-carat" ) ) {
                                elem.remove();
                        }
                });

        // Destroy menu dividers
        this.element.find( ".ui-menu-divider" ).removeClass( "ui-menu-divider ui-widget-content" );
},

_keydown: function( event ) {
        var match, prev, character, skip,
                preventDefault = true;

        switch ( event.keyCode ) {
        case $.ui.keyCode.PAGE_UP:
                this.previousPage( event );
                break;
        case $.ui.keyCode.PAGE_DOWN:
                this.nextPage( event );
                break;
        case $.ui.keyCode.HOME:
                this._move( "first", "first", event );
                break;
        case $.ui.keyCode.END:
                this._move( "last", "last", event );
                break;
        case $.ui.keyCode.UP:
                this.previous( event );
                break;
        case $.ui.keyCode.DOWN:
                this.next( event );
                break;
        case $.ui.keyCode.LEFT:
                this.collapse( event );
                break;
        case $.ui.keyCode.RIGHT:
                if ( this.active && !this.active.is( ".ui-state-disabled" ) ) {
                        this.expand( event );
                }
                break;
        case $.ui.keyCode.ENTER:
        case $.ui.keyCode.SPACE:
                this._activate( event );
                break;
        case $.ui.keyCode.ESCAPE:
                this.collapse( event );
                break;
        default:
                preventDefault = false;
                prev = this.previousFilter || "";
                character = String.fromCharCode( event.keyCode );
                skip = false;

                clearTimeout( this.filterTimer );

                if ( character === prev ) {
                        skip = true;
                } else {
                        character = prev + character;
                }

                match = this._filterMenuItems( character );
                match = skip && match.index( this.active.next() ) !== -1 ?
                        this.active.nextAll( ".ui-menu-item" ) :
                        match;

                // If no matches on the current filter, reset to the last character pressed
                // to move down the menu to the first item that starts with that character
                if ( !match.length ) {
                        character = String.fromCharCode( event.keyCode );
                        match = this._filterMenuItems( character );
                }

                if ( match.length ) {
                        this.focus( event, match );
                        this.previousFilter = character;
                        this.filterTimer = this._delay(function() {
                                delete this.previousFilter;
                        }, 1000 );
                } else {
                        delete this.previousFilter;
                }
        }

        if ( preventDefault ) {
                event.preventDefault();
        }
},

_activate: function( event ) {
        if ( !this.active.is( ".ui-state-disabled" ) ) {
                if ( this.active.is( "[aria-haspopup='true']" ) ) {
                        this.expand( event );
                } else {
                        this.select( event );
                }
        }
},

refresh: function() {
        var menus, items,
                that = this,
                icon = this.options.icons.submenu,
                submenus = this.element.find( this.options.menus );

        this.element.toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length );

        // Initialize nested menus
        submenus.filter( ":not(.ui-menu)" )
                .addClass( "ui-menu ui-widget ui-widget-content ui-front" )
                .hide()
                .attr({
                        role: this.options.role,
                        "aria-hidden": "true",
                        "aria-expanded": "false"
                })
                .each(function() {
                        var menu = $( this ),
                                item = menu.parent(),
                                submenuCarat = $( "<span>" )
                                        .addClass( "ui-menu-icon ui-icon " + icon )
                                        .data( "ui-menu-submenu-carat", true );

                        item
                                .attr( "aria-haspopup", "true" )
                                .prepend( submenuCarat );
                        menu.attr( "aria-labelledby", item.attr( "id" ) );
                });

        menus = submenus.add( this.element );
        items = menus.find( this.options.items );

        // Initialize menu-items containing spaces and/or dashes only as dividers
        items.not( ".ui-menu-item" ).each(function() {
                var item = $( this );
                if ( that._isDivider( item ) ) {
                        item.addClass( "ui-widget-content ui-menu-divider" );
                }
        });

        // Don't refresh list items that are already adapted
        items.not( ".ui-menu-item, .ui-menu-divider" )
                .addClass( "ui-menu-item" )
                .uniqueId()
                .attr({
                        tabIndex: -1,
                        role: this._itemRole()
                });

        // Add aria-disabled attribute to any disabled menu item
        items.filter( ".ui-state-disabled" ).attr( "aria-disabled", "true" );

        // If the active item has been removed, blur the menu
        if ( this.active && !$.contains( this.element[ 0 ], this.active[ 0 ] ) ) {
                this.blur();
        }
},

_itemRole: function() {
        return {
                menu: "menuitem",
                listbox: "option"
        }[ this.options.role ];
},

_setOption: function( key, value ) {
        if ( key === "icons" ) {
                this.element.find( ".ui-menu-icon" )
                        .removeClass( this.options.icons.submenu )
                        .addClass( value.submenu );
        }
        if ( key === "disabled" ) {
                this.element
                        .toggleClass( "ui-state-disabled", !!value )
                        .attr( "aria-disabled", value );
        }
        this._super( key, value );
},

focus: function( event, item ) {
        var nested, focused;
        this.blur( event, event && event.type === "focus" );

        this._scrollIntoView( item );

        this.active = item.first();
        focused = this.active.addClass( "ui-state-focus" ).removeClass( "ui-state-active" );
        // Only update aria-activedescendant if there's a role
        // otherwise we assume focus is managed elsewhere
        if ( this.options.role ) {
                this.element.attr( "aria-activedescendant", focused.attr( "id" ) );
        }

        // Highlight active parent menu item, if any
        this.active
                .parent()
                .closest( ".ui-menu-item" )
                .addClass( "ui-state-active" );

        if ( event && event.type === "keydown" ) {
                this._close();
        } else {
                this.timer = this._delay(function() {
                        this._close();
                }, this.delay );
        }

        nested = item.children( ".ui-menu" );
        if ( nested.length && event && ( /^mouse/.test( event.type ) ) ) {
                this._startOpening(nested);
        }
        this.activeMenu = item.parent();

        this._trigger( "focus", event, { item: item } );
},

_scrollIntoView: function( item ) {
        var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight;
        if ( this._hasScroll() ) {
                borderTop = parseFloat( $.css( this.activeMenu[0], "borderTopWidth" ) ) || 0;
                paddingTop = parseFloat( $.css( this.activeMenu[0], "paddingTop" ) ) || 0;
                offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop;
                scroll = this.activeMenu.scrollTop();
                elementHeight = this.activeMenu.height();
                itemHeight = item.outerHeight();

                if ( offset < 0 ) {
                        this.activeMenu.scrollTop( scroll + offset );
                } else if ( offset + itemHeight > elementHeight ) {
                        this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight );
                }
        }
},

blur: function( event, fromFocus ) {
        if ( !fromFocus ) {
                clearTimeout( this.timer );
        }

        if ( !this.active ) {
                return;
        }

        this.active.removeClass( "ui-state-focus" );
        this.active = null;

        this._trigger( "blur", event, { item: this.active } );
},

_startOpening: function( submenu ) {
        clearTimeout( this.timer );

        // Don't open if already open fixes a Firefox bug that caused a .5 pixel
        // shift in the submenu position when mousing over the carat icon
        if ( submenu.attr( "aria-hidden" ) !== "true" ) {
                return;
        }

        this.timer = this._delay(function() {
                this._close();
                this._open( submenu );
        }, this.delay );
},

_open: function( submenu ) {
        var position = $.extend({
                of: this.active
        }, this.options.position );

        clearTimeout( this.timer );
        this.element.find( ".ui-menu" ).not( submenu.parents( ".ui-menu" ) )
                .hide()
                .attr( "aria-hidden", "true" );

        submenu
                .show()
                .removeAttr( "aria-hidden" )
                .attr( "aria-expanded", "true" )
                .position( position );
},

collapseAll: function( event, all ) {
        clearTimeout( this.timer );
        this.timer = this._delay(function() {
                // If we were passed an event, look for the submenu that contains the event
                var currentMenu = all ? this.element :
                        $( event && event.target ).closest( this.element.find( ".ui-menu" ) );

                // If we found no valid submenu ancestor, use the main menu to close all sub menus anyway
                if ( !currentMenu.length ) {
                        currentMenu = this.element;
                }

                this._close( currentMenu );

                this.blur( event );
                this.activeMenu = currentMenu;
        }, this.delay );
},

// With no arguments, closes the currently active menu - if nothing is active
// it closes all menus.  If passed an argument, it will search for menus BELOW
_close: function( startMenu ) {
        if ( !startMenu ) {
                startMenu = this.active ? this.active.parent() : this.element;
        }

        startMenu
                .find( ".ui-menu" )
                        .hide()
                        .attr( "aria-hidden", "true" )
                        .attr( "aria-expanded", "false" )
                .end()
                .find( ".ui-state-active" ).not( ".ui-state-focus" )
                        .removeClass( "ui-state-active" );
},

_closeOnDocumentClick: function( event ) {
        return !$( event.target ).closest( ".ui-menu" ).length;
},

_isDivider: function( item ) {

        // Match hyphen, em dash, en dash
        return !/[^\-\u2014\u2013\s]/.test( item.text() );
},

collapse: function( event ) {
        var newItem = this.active &&
                this.active.parent().closest( ".ui-menu-item", this.element );
        if ( newItem && newItem.length ) {
                this._close();
                this.focus( event, newItem );
        }
},

expand: function( event ) {
        var newItem = this.active &&
                this.active
                        .children( ".ui-menu " )
                        .find( this.options.items )
                        .first();

        if ( newItem && newItem.length ) {
                this._open( newItem.parent() );

                // Delay so Firefox will not hide activedescendant change in expanding submenu from AT
                this._delay(function() {
                        this.focus( event, newItem );
                });
        }
},

next: function( event ) {
        this._move( "next", "first", event );
},

previous: function( event ) {
        this._move( "prev", "last", event );
},

isFirstItem: function() {
        return this.active && !this.active.prevAll( ".ui-menu-item" ).length;
},

isLastItem: function() {
        return this.active && !this.active.nextAll( ".ui-menu-item" ).length;
},

_move: function( direction, filter, event ) {
        var next;
        if ( this.active ) {
                if ( direction === "first" || direction === "last" ) {
                        next = this.active
                                [ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" )
                                .eq( -1 );
                } else {
                        next = this.active
                                [ direction + "All" ]( ".ui-menu-item" )
                                .eq( 0 );
                }
        }
        if ( !next || !next.length || !this.active ) {
                next = this.activeMenu.find( this.options.items )[ filter ]();
        }

        this.focus( event, next );
},

nextPage: function( event ) {
        var item, base, height;

        if ( !this.active ) {
                this.next( event );
                return;
        }
        if ( this.isLastItem() ) {
                return;
        }
        if ( this._hasScroll() ) {
                base = this.active.offset().top;
                height = this.element.height();
                this.active.nextAll( ".ui-menu-item" ).each(function() {
                        item = $( this );
                        return item.offset().top - base - height < 0;
                });

                this.focus( event, item );
        } else {
                this.focus( event, this.activeMenu.find( this.options.items )
                        [ !this.active ? "first" : "last" ]() );
        }
},

previousPage: function( event ) {
        var item, base, height;
        if ( !this.active ) {
                this.next( event );
                return;
        }
        if ( this.isFirstItem() ) {
                return;
        }
        if ( this._hasScroll() ) {
                base = this.active.offset().top;
                height = this.element.height();
                this.active.prevAll( ".ui-menu-item" ).each(function() {
                        item = $( this );
                        return item.offset().top - base + height > 0;
                });

                this.focus( event, item );
        } else {
                this.focus( event, this.activeMenu.find( this.options.items ).first() );
        }
},

_hasScroll: function() {
        return this.element.outerHeight() < this.element.prop( "scrollHeight" );
},

select: function( event ) {
        // TODO: It should never be possible to not have an active item at this
        // point, but the tests don't trigger mouseenter before click.
        this.active = this.active || $( event.target ).closest( ".ui-menu-item" );
        var ui = { item: this.active };
        if ( !this.active.has( ".ui-menu" ).length ) {
                this.collapseAll( event, true );
        }
        this._trigger( "select", event, ui );
},

_filterMenuItems: function(character) {
        var escapedCharacter = character.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" ),
                regex = new RegExp( "^" + escapedCharacter, "i" );

        return this.activeMenu
                .find( this.options.items )

                // Only match on items, not dividers or other content (#10571)
                .filter( ".ui-menu-item" )
                .filter(function() {
                        return regex.test( $.trim( $( this ).text() ) );
                });
}

});

/*!

* jQuery UI Autocomplete 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/autocomplete/
*/

$.widget( “ui.autocomplete”, {

version: "1.11.4",
defaultElement: "<input>",
options: {
        appendTo: null,
        autoFocus: false,
        delay: 300,
        minLength: 1,
        position: {
                my: "left top",
                at: "left bottom",
                collision: "none"
        },
        source: null,

        // callbacks
        change: null,
        close: null,
        focus: null,
        open: null,
        response: null,
        search: null,
        select: null
},

requestIndex: 0,
pending: 0,

_create: function() {
        // Some browsers only repeat keydown events, not keypress events,
        // so we use the suppressKeyPress flag to determine if we've already
        // handled the keydown event. #7269
        // Unfortunately the code for & in keypress is the same as the up arrow,
        // so we use the suppressKeyPressRepeat flag to avoid handling keypress
        // events when we know the keydown event was used to modify the
        // search term. #7799
        var suppressKeyPress, suppressKeyPressRepeat, suppressInput,
                nodeName = this.element[ 0 ].nodeName.toLowerCase(),
                isTextarea = nodeName === "textarea",
                isInput = nodeName === "input";

        this.isMultiLine =
                // Textareas are always multi-line
                isTextarea ? true :
                // Inputs are always single-line, even if inside a contentEditable element
                // IE also treats inputs as contentEditable
                isInput ? false :
                // All other element types are determined by whether or not they're contentEditable
                this.element.prop( "isContentEditable" );

        this.valueMethod = this.element[ isTextarea || isInput ? "val" : "text" ];
        this.isNewMenu = true;

        this.element
                .addClass( "ui-autocomplete-input" )
                .attr( "autocomplete", "off" );

        this._on( this.element, {
                keydown: function( event ) {
                        if ( this.element.prop( "readOnly" ) ) {
                                suppressKeyPress = true;
                                suppressInput = true;
                                suppressKeyPressRepeat = true;
                                return;
                        }

                        suppressKeyPress = false;
                        suppressInput = false;
                        suppressKeyPressRepeat = false;
                        var keyCode = $.ui.keyCode;
                        switch ( event.keyCode ) {
                        case keyCode.PAGE_UP:
                                suppressKeyPress = true;
                                this._move( "previousPage", event );
                                break;
                        case keyCode.PAGE_DOWN:
                                suppressKeyPress = true;
                                this._move( "nextPage", event );
                                break;
                        case keyCode.UP:
                                suppressKeyPress = true;
                                this._keyEvent( "previous", event );
                                break;
                        case keyCode.DOWN:
                                suppressKeyPress = true;
                                this._keyEvent( "next", event );
                                break;
                        case keyCode.ENTER:
                                // when menu is open and has focus
                                if ( this.menu.active ) {
                                        // #6055 - Opera still allows the keypress to occur
                                        // which causes forms to submit
                                        suppressKeyPress = true;
                                        event.preventDefault();
                                        this.menu.select( event );
                                }
                                break;
                        case keyCode.TAB:
                                if ( this.menu.active ) {
                                        this.menu.select( event );
                                }
                                break;
                        case keyCode.ESCAPE:
                                if ( this.menu.element.is( ":visible" ) ) {
                                        if ( !this.isMultiLine ) {
                                                this._value( this.term );
                                        }
                                        this.close( event );
                                        // Different browsers have different default behavior for escape
                                        // Single press can mean undo or clear
                                        // Double press in IE means clear the whole form
                                        event.preventDefault();
                                }
                                break;
                        default:
                                suppressKeyPressRepeat = true;
                                // search timeout should be triggered before the input value is changed
                                this._searchTimeout( event );
                                break;
                        }
                },
                keypress: function( event ) {
                        if ( suppressKeyPress ) {
                                suppressKeyPress = false;
                                if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
                                        event.preventDefault();
                                }
                                return;
                        }
                        if ( suppressKeyPressRepeat ) {
                                return;
                        }

                        // replicate some key handlers to allow them to repeat in Firefox and Opera
                        var keyCode = $.ui.keyCode;
                        switch ( event.keyCode ) {
                        case keyCode.PAGE_UP:
                                this._move( "previousPage", event );
                                break;
                        case keyCode.PAGE_DOWN:
                                this._move( "nextPage", event );
                                break;
                        case keyCode.UP:
                                this._keyEvent( "previous", event );
                                break;
                        case keyCode.DOWN:
                                this._keyEvent( "next", event );
                                break;
                        }
                },
                input: function( event ) {
                        if ( suppressInput ) {
                                suppressInput = false;
                                event.preventDefault();
                                return;
                        }
                        this._searchTimeout( event );
                },
                focus: function() {
                        this.selectedItem = null;
                        this.previous = this._value();
                },
                blur: function( event ) {
                        if ( this.cancelBlur ) {
                                delete this.cancelBlur;
                                return;
                        }

                        clearTimeout( this.searching );
                        this.close( event );
                        this._change( event );
                }
        });

        this._initSource();
        this.menu = $( "<ul>" )
                .addClass( "ui-autocomplete ui-front" )
                .appendTo( this._appendTo() )
                .menu({
                        // disable ARIA support, the live region takes care of that
                        role: null
                })
                .hide()
                .menu( "instance" );

        this._on( this.menu.element, {
                mousedown: function( event ) {
                        // prevent moving focus out of the text field
                        event.preventDefault();

                        // IE doesn't prevent moving focus even with event.preventDefault()
                        // so we set a flag to know when we should ignore the blur event
                        this.cancelBlur = true;
                        this._delay(function() {
                                delete this.cancelBlur;
                        });

                        // clicking on the scrollbar causes focus to shift to the body
                        // but we can't detect a mouseup or a click immediately afterward
                        // so we have to track the next mousedown and close the menu if
                        // the user clicks somewhere outside of the autocomplete
                        var menuElement = this.menu.element[ 0 ];
                        if ( !$( event.target ).closest( ".ui-menu-item" ).length ) {
                                this._delay(function() {
                                        var that = this;
                                        this.document.one( "mousedown", function( event ) {
                                                if ( event.target !== that.element[ 0 ] &&
                                                                event.target !== menuElement &&
                                                                !$.contains( menuElement, event.target ) ) {
                                                        that.close();
                                                }
                                        });
                                });
                        }
                },
                menufocus: function( event, ui ) {
                        var label, item;
                        // support: Firefox
                        // Prevent accidental activation of menu items in Firefox (#7024 #9118)
                        if ( this.isNewMenu ) {
                                this.isNewMenu = false;
                                if ( event.originalEvent && /^mouse/.test( event.originalEvent.type ) ) {
                                        this.menu.blur();

                                        this.document.one( "mousemove", function() {
                                                $( event.target ).trigger( event.originalEvent );
                                        });

                                        return;
                                }
                        }

                        item = ui.item.data( "ui-autocomplete-item" );
                        if ( false !== this._trigger( "focus", event, { item: item } ) ) {
                                // use value to match what will end up in the input, if it was a key event
                                if ( event.originalEvent && /^key/.test( event.originalEvent.type ) ) {
                                        this._value( item.value );
                                }
                        }

                        // Announce the value in the liveRegion
                        label = ui.item.attr( "aria-label" ) || item.value;
                        if ( label && $.trim( label ).length ) {
                                this.liveRegion.children().hide();
                                $( "<div>" ).text( label ).appendTo( this.liveRegion );
                        }
                },
                menuselect: function( event, ui ) {
                        var item = ui.item.data( "ui-autocomplete-item" ),
                                previous = this.previous;

                        // only trigger when focus was lost (click on menu)
                        if ( this.element[ 0 ] !== this.document[ 0 ].activeElement ) {
                                this.element.focus();
                                this.previous = previous;
                                // #6109 - IE triggers two focus events and the second
                                // is asynchronous, so we need to reset the previous
                                // term synchronously and asynchronously :-(
                                this._delay(function() {
                                        this.previous = previous;
                                        this.selectedItem = item;
                                });
                        }

                        if ( false !== this._trigger( "select", event, { item: item } ) ) {
                                this._value( item.value );
                        }
                        // reset the term after the select event
                        // this allows custom select handling to work properly
                        this.term = this._value();

                        this.close( event );
                        this.selectedItem = item;
                }
        });

        this.liveRegion = $( "<span>", {
                        role: "status",
                        "aria-live": "assertive",
                        "aria-relevant": "additions"
                })
                .addClass( "ui-helper-hidden-accessible" )
                .appendTo( this.document[ 0 ].body );

        // turning off autocomplete prevents the browser from remembering the
        // value when navigating through history, so we re-enable autocomplete
        // if the page is unloaded before the widget is destroyed. #7790
        this._on( this.window, {
                beforeunload: function() {
                        this.element.removeAttr( "autocomplete" );
                }
        });
},

_destroy: function() {
        clearTimeout( this.searching );
        this.element
                .removeClass( "ui-autocomplete-input" )
                .removeAttr( "autocomplete" );
        this.menu.element.remove();
        this.liveRegion.remove();
},

_setOption: function( key, value ) {
        this._super( key, value );
        if ( key === "source" ) {
                this._initSource();
        }
        if ( key === "appendTo" ) {
                this.menu.element.appendTo( this._appendTo() );
        }
        if ( key === "disabled" && value && this.xhr ) {
                this.xhr.abort();
        }
},

_appendTo: function() {
        var element = this.options.appendTo;

        if ( element ) {
                element = element.jquery || element.nodeType ?
                        $( element ) :
                        this.document.find( element ).eq( 0 );
        }

        if ( !element || !element[ 0 ] ) {
                element = this.element.closest( ".ui-front" );
        }

        if ( !element.length ) {
                element = this.document[ 0 ].body;
        }

        return element;
},

_initSource: function() {
        var array, url,
                that = this;
        if ( $.isArray( this.options.source ) ) {
                array = this.options.source;
                this.source = function( request, response ) {
                        response( $.ui.autocomplete.filter( array, request.term ) );
                };
        } else if ( typeof this.options.source === "string" ) {
                url = this.options.source;
                this.source = function( request, response ) {
                        if ( that.xhr ) {
                                that.xhr.abort();
                        }
                        that.xhr = $.ajax({
                                url: url,
                                data: request,
                                dataType: "json",
                                success: function( data ) {
                                        response( data );
                                },
                                error: function() {
                                        response([]);
                                }
                        });
                };
        } else {
                this.source = this.options.source;
        }
},

_searchTimeout: function( event ) {
        clearTimeout( this.searching );
        this.searching = this._delay(function() {

                // Search if the value has changed, or if the user retypes the same value (see #7434)
                var equalValues = this.term === this._value(),
                        menuVisible = this.menu.element.is( ":visible" ),
                        modifierKey = event.altKey || event.ctrlKey || event.metaKey || event.shiftKey;

                if ( !equalValues || ( equalValues && !menuVisible && !modifierKey ) ) {
                        this.selectedItem = null;
                        this.search( null, event );
                }
        }, this.options.delay );
},

search: function( value, event ) {
        value = value != null ? value : this._value();

        // always save the actual value, not the one passed as an argument
        this.term = this._value();

        if ( value.length < this.options.minLength ) {
                return this.close( event );
        }

        if ( this._trigger( "search", event ) === false ) {
                return;
        }

        return this._search( value );
},

_search: function( value ) {
        this.pending++;
        this.element.addClass( "ui-autocomplete-loading" );
        this.cancelSearch = false;

        this.source( { term: value }, this._response() );
},

_response: function() {
        var index = ++this.requestIndex;

        return $.proxy(function( content ) {
                if ( index === this.requestIndex ) {
                        this.__response( content );
                }

                this.pending--;
                if ( !this.pending ) {
                        this.element.removeClass( "ui-autocomplete-loading" );
                }
        }, this );
},

__response: function( content ) {
        if ( content ) {
                content = this._normalize( content );
        }
        this._trigger( "response", null, { content: content } );
        if ( !this.options.disabled && content && content.length && !this.cancelSearch ) {
                this._suggest( content );
                this._trigger( "open" );
        } else {
                // use ._close() instead of .close() so we don't cancel future searches
                this._close();
        }
},

close: function( event ) {
        this.cancelSearch = true;
        this._close( event );
},

_close: function( event ) {
        if ( this.menu.element.is( ":visible" ) ) {
                this.menu.element.hide();
                this.menu.blur();
                this.isNewMenu = true;
                this._trigger( "close", event );
        }
},

_change: function( event ) {
        if ( this.previous !== this._value() ) {
                this._trigger( "change", event, { item: this.selectedItem } );
        }
},

_normalize: function( items ) {
        // assume all items have the right format when the first item is complete
        if ( items.length && items[ 0 ].label && items[ 0 ].value ) {
                return items;
        }
        return $.map( items, function( item ) {
                if ( typeof item === "string" ) {
                        return {
                                label: item,
                                value: item
                        };
                }
                return $.extend( {}, item, {
                        label: item.label || item.value,
                        value: item.value || item.label
                });
        });
},

_suggest: function( items ) {
        var ul = this.menu.element.empty();
        this._renderMenu( ul, items );
        this.isNewMenu = true;
        this.menu.refresh();

        // size and position menu
        ul.show();
        this._resizeMenu();
        ul.position( $.extend({
                of: this.element
        }, this.options.position ) );

        if ( this.options.autoFocus ) {
                this.menu.next();
        }
},

_resizeMenu: function() {
        var ul = this.menu.element;
        ul.outerWidth( Math.max(
                // Firefox wraps long text (possibly a rounding bug)
                // so we add 1px to avoid the wrapping (#7513)
                ul.width( "" ).outerWidth() + 1,
                this.element.outerWidth()
        ) );
},

_renderMenu: function( ul, items ) {
        var that = this;
        $.each( items, function( index, item ) {
                that._renderItemData( ul, item );
        });
},

_renderItemData: function( ul, item ) {
        return this._renderItem( ul, item ).data( "ui-autocomplete-item", item );
},

_renderItem: function( ul, item ) {
        return $( "<li>" ).text( item.label ).appendTo( ul );
},

_move: function( direction, event ) {
        if ( !this.menu.element.is( ":visible" ) ) {
                this.search( null, event );
                return;
        }
        if ( this.menu.isFirstItem() && /^previous/.test( direction ) ||
                        this.menu.isLastItem() && /^next/.test( direction ) ) {

                if ( !this.isMultiLine ) {
                        this._value( this.term );
                }

                this.menu.blur();
                return;
        }
        this.menu[ direction ]( event );
},

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

_value: function() {
        return this.valueMethod.apply( this.element, arguments );
},

_keyEvent: function( keyEvent, event ) {
        if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
                this._move( keyEvent, event );

                // prevents moving cursor to beginning/end of the text field in some browsers
                event.preventDefault();
        }
}

});

$.extend( $.ui.autocomplete, {

escapeRegex: function( value ) {
        return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" );
},
filter: function( array, term ) {
        var matcher = new RegExp( $.ui.autocomplete.escapeRegex( term ), "i" );
        return $.grep( array, function( value ) {
                return matcher.test( value.label || value.value || value );
        });
}

});

// live region extension, adding a `messages` option // NOTE: This is an experimental API. We are still investigating // a full solution for string manipulation and internationalization. $.widget( “ui.autocomplete”, $.ui.autocomplete, {

options: {
        messages: {
                noResults: "No search results.",
                results: function( amount ) {
                        return amount + ( amount > 1 ? " results are" : " result is" ) +
                                " available, use up and down arrow keys to navigate.";
                }
        }
},

__response: function( content ) {
        var message;
        this._superApply( arguments );
        if ( this.options.disabled || this.cancelSearch ) {
                return;
        }
        if ( content && content.length ) {
                message = this.options.messages.results( content.length );
        } else {
                message = this.options.messages.noResults;
        }
        this.liveRegion.children().hide();
        $( "<div>" ).text( message ).appendTo( this.liveRegion );
}

});

var autocomplete = $.ui.autocomplete;

}));