/**
 * Third Party library ( imported from Chosen ).
 * chosen.js
 *
 * @since	1.2.0
 * @package feedzy-rss-feeds-pro
 */
/*!
 Chosen, a Select Box Enhancer for jQuery and Prototype
 by Patrick Filler for Harvest, http://getharvest.com

 Version 1.7.0
 Full source at https://github.com/harvesthq/chosen
 Copyright (c) 2011-2017 Harvest http://getharvest.com

 MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
 This file is generated by `grunt build`, do not edit it by hand.
 */
/* jshint ignore:start */
(function() {
	var $, AbstractChosen, Chosen, SelectParser, _ref,
		__bind = function(fn, me){ return function(){ return fn.apply( me, arguments ); }; },
		__hasProp = {}.hasOwnProperty,
		__extends = function(child, parent) { for (var key in parent) { if (__hasProp.call( parent, key )) { child[key] = parent[key];
		} } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };

	SelectParser = (function() {
		function SelectParser() {
			this.options_index = 0;
			this.parsed = [];
		}

		SelectParser.prototype.add_node = function(child) {
			if (child.nodeName.toUpperCase() === "OPTGROUP") {
				return this.add_group( child );
			} else {
				return this.add_option( child );
			}
		};

		SelectParser.prototype.add_group = function(group) {
			var group_position, option, _i, _len, _ref, _results;
			group_position = this.parsed.length;
			this.parsed.push({
				array_index: group_position,
				group: true,
				label: this.escapeExpression( group.label ),
				title: group.title ? group.title : void 0,
				children: 0,
				disabled: group.disabled,
				classes: group.className
			});
			_ref = group.childNodes;
			_results = [];
			for (_i = 0, _len = _ref.length; _i < _len; _i++) {
				option = _ref[_i];
				_results.push( this.add_option( option, group_position, group.disabled ) );
			}
			return _results;
		};

		SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
			if (option.nodeName.toUpperCase() === "OPTION") {
				if (option.text !== "") {
					if (group_position != null) {
						this.parsed[group_position].children += 1;
					}
					this.parsed.push({
						array_index: this.parsed.length,
						options_index: this.options_index,
						value: option.value,
						text: option.text,
						html: option.innerHTML,
						title: option.title ? option.title : void 0,
						selected: option.selected,
						disabled: group_disabled === true ? group_disabled : option.disabled,
						group_array_index: group_position,
						group_label: group_position != null ? this.parsed[group_position].label : null,
						classes: option.className,
						style: option.style.cssText
					});
				} else {
					this.parsed.push({
						array_index: this.parsed.length,
						options_index: this.options_index,
						empty: true
					});
				}
				return this.options_index += 1;
			}
		};

		SelectParser.prototype.escapeExpression = function(text) {
			var map, unsafe_chars;
			if ((text == null) || text === false) {
				return "";
			}
			if ( ! / [\&\ < \ > \"\'\`] / .test( text )) {
				return text;
			}
			map = {
				"<": "&lt;",
				">": "&gt;",
				'"': "&quot;",
				"'": "&#x27;",
				"`": "&#x60;"
			};
			unsafe_chars = /&(?!\w+;)|[\<\>\"\'\`]/g;
			return text.replace(unsafe_chars, function(chr) {
				return map[chr] || "&amp;";
			});
		};

		return SelectParser;

	})();

	SelectParser.select_to_array = function(select) {
		var child, parser, _i, _len, _ref;
		parser = new SelectParser();
		_ref = select.childNodes;
		for (_i = 0, _len = _ref.length; _i < _len; _i++) {
			child = _ref[_i];
			parser.add_node( child );
		}
		return parser.parsed;
	};

	AbstractChosen = (function() {
		function AbstractChosen(form_field, options) {
			this.form_field = form_field;
			this.options = options != null ? options : {};
			this.label_click_handler = __bind( this.label_click_handler, this );
			if ( ! AbstractChosen.browser_is_supported()) {
				return;
			}
			this.is_multiple = this.form_field.multiple;
			this.set_default_text();
			this.set_default_values();
			this.setup();
			this.set_up_html();
			this.register_observers();
			this.on_ready();
		}

		AbstractChosen.prototype.set_default_values = function() {
			var _this = this;
			this.click_test_action = function(evt) {
				return _this.test_active_click( evt );
			};
			this.activate_action = function(evt) {
				return _this.activate_field( evt );
			};
			this.active_field = false;
			this.mouse_on_container = false;
			this.results_showing = false;
			this.result_highlighted = null;
			this.is_rtl = this.options.rtl || /\bchosen-rtl\b/.test( this.form_field.className );
			this.allow_single_deselect = (this.options.allow_single_deselect != null) && (this.form_field.options[0] != null) && this.form_field.options[0].text === "" ? this.options.allow_single_deselect : false;
			this.disable_search_threshold = this.options.disable_search_threshold || 0;
			this.disable_search = this.options.disable_search || false;
			this.enable_split_word_search = this.options.enable_split_word_search != null ? this.options.enable_split_word_search : true;
			this.group_search = this.options.group_search != null ? this.options.group_search : true;
			this.search_contains = this.options.search_contains || false;
			this.single_backstroke_delete = this.options.single_backstroke_delete != null ? this.options.single_backstroke_delete : true;
			this.max_selected_options = this.options.max_selected_options || Infinity;
			this.inherit_select_classes = this.options.inherit_select_classes || false;
			this.display_selected_options = this.options.display_selected_options != null ? this.options.display_selected_options : true;
			this.display_disabled_options = this.options.display_disabled_options != null ? this.options.display_disabled_options : true;
			this.include_group_label_in_selected = this.options.include_group_label_in_selected || false;
			this.max_shown_results = this.options.max_shown_results || Number.POSITIVE_INFINITY;
			this.case_sensitive_search = this.options.case_sensitive_search || false;
			return this.hide_results_on_select = this.options.hide_results_on_select != null ? this.options.hide_results_on_select : true;
		};

		AbstractChosen.prototype.set_default_text = function() {
			if (this.form_field.getAttribute( "data-placeholder" )) {
				this.default_text = this.form_field.getAttribute( "data-placeholder" );
			} else if (this.is_multiple) {
				this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || AbstractChosen.default_multiple_text;
			} else {
				this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || AbstractChosen.default_single_text;
			}
			this.default_text = this.escape_html( this.default_text );
			return this.results_none_found = this.form_field.getAttribute( "data-no_results_text" ) || this.options.no_results_text || AbstractChosen.default_no_result_text;
		};

		AbstractChosen.prototype.choice_label = function(item) {
			if (this.include_group_label_in_selected && (item.group_label != null)) {
				return "<b class='group-name'>" + item.group_label + "</b>" + item.html;
			} else {
				return item.html;
			}
		};

		AbstractChosen.prototype.mouse_enter = function() {
			return this.mouse_on_container = true;
		};

		AbstractChosen.prototype.mouse_leave = function() {
			return this.mouse_on_container = false;
		};

		AbstractChosen.prototype.input_focus = function(evt) {
			var _this = this;
			if (this.is_multiple) {
				if ( ! this.active_field) {
					return setTimeout((function() {
						return _this.container_mousedown();
					}), 50);
				}
			} else {
				if ( ! this.active_field) {
					return this.activate_field();
				}
			}
		};

		AbstractChosen.prototype.input_blur = function(evt) {
			var _this = this;
			if ( ! this.mouse_on_container) {
				this.active_field = false;
				return setTimeout((function() {
					return _this.blur_test();
				}), 100);
			}
		};

		AbstractChosen.prototype.label_click_handler = function(evt) {
			if (this.is_multiple) {
				return this.container_mousedown( evt );
			} else {
				return this.activate_field();
			}
		};

		AbstractChosen.prototype.results_option_build = function(options) {
			var content, data, data_content, shown_results, _i, _len, _ref;
			content = '';
			shown_results = 0;
			_ref = this.results_data;
			for (_i = 0, _len = _ref.length; _i < _len; _i++) {
				data = _ref[_i];
				data_content = '';
				if (data.group) {
					data_content = this.result_add_group( data );
				} else {
					data_content = this.result_add_option( data );
				}
				if (data_content !== '') {
					shown_results++;
					content += data_content;
				}
				if (options != null ? options.first : void 0) {
					if (data.selected && this.is_multiple) {
						this.choice_build( data );
					} else if (data.selected && ! this.is_multiple) {
						this.single_set_selected_text( this.choice_label( data ) );
					}
				}
				if (shown_results >= this.max_shown_results) {
					break;
				}
			}
			return content;
		};

		AbstractChosen.prototype.result_add_option = function(option) {
			var classes, option_el;
			if ( ! option.search_match) {
				return '';
			}
			if ( ! this.include_option_in_results( option )) {
				return '';
			}
			classes = [];
			if ( ! option.disabled && ! (option.selected && this.is_multiple)) {
				classes.push( "active-result" );
			}
			if (option.disabled && ! (option.selected && this.is_multiple)) {
				classes.push( "disabled-result" );
			}
			if (option.selected) {
				classes.push( "result-selected" );
			}
			if (option.group_array_index != null) {
				classes.push( "group-option" );
			}
			if (option.classes !== "") {
				classes.push( option.classes );
			}
			option_el = document.createElement( "li" );
			option_el.className = classes.join( " " );
			option_el.style.cssText = option.style;
			option_el.setAttribute( "data-option-array-index", option.array_index );
			option_el.innerHTML = option.search_text;
			if (option.title) {
				option_el.title = option.title;
			}
			return this.outerHTML( option_el );
		};

		AbstractChosen.prototype.result_add_group = function(group) {
			var classes, group_el;
			if ( ! (group.search_match || group.group_match)) {
				return '';
			}
			if ( ! (group.active_options > 0)) {
				return '';
			}
			classes = [];
			classes.push( "group-result" );
			if (group.classes) {
				classes.push( group.classes );
			}
			group_el = document.createElement( "li" );
			group_el.className = classes.join( " " );
			group_el.innerHTML = group.search_text;
			if (group.title) {
				group_el.title = group.title;
			}
			return this.outerHTML( group_el );
		};

		AbstractChosen.prototype.results_update_field = function() {
			this.set_default_text();
			if ( ! this.is_multiple) {
				this.results_reset_cleanup();
			}
			this.result_clear_highlight();
			this.results_build();
			if (this.results_showing) {
				return this.winnow_results();
			}
		};

		AbstractChosen.prototype.reset_single_select_options = function() {
			var result, _i, _len, _ref, _results;
			_ref = this.results_data;
			_results = [];
			for (_i = 0, _len = _ref.length; _i < _len; _i++) {
				result = _ref[_i];
				if (result.selected) {
					_results.push( result.selected = false );
				} else {
					_results.push( void 0 );
				}
			}
			return _results;
		};

		AbstractChosen.prototype.results_toggle = function() {
			if (this.results_showing) {
				return this.results_hide();
			} else {
				return this.results_show();
			}
		};

		AbstractChosen.prototype.results_search = function(evt) {
			if (this.results_showing) {
				return this.winnow_results();
			} else {
				return this.results_show();
			}
		};

		AbstractChosen.prototype.winnow_results = function() {
			var escapedSearchText, highlightRegex, option, regex, results, results_group, searchText, startpos, text, _i, _len, _ref;
			this.no_results_clear();
			results = 0;
			searchText = this.get_search_text();
			escapedSearchText = searchText.replace( /[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&" );
			regex = this.get_search_regex( escapedSearchText );
			highlightRegex = this.get_highlight_regex( escapedSearchText );
			_ref = this.results_data;
			for (_i = 0, _len = _ref.length; _i < _len; _i++) {
				option = _ref[_i];
				option.search_match = false;
				results_group = null;
				if (this.include_option_in_results( option )) {
					if (option.group) {
						option.group_match = false;
						option.active_options = 0;
					}
					if ((option.group_array_index != null) && this.results_data[option.group_array_index]) {
						results_group = this.results_data[option.group_array_index];
						if (results_group.active_options === 0 && results_group.search_match) {
							results += 1;
						}
						results_group.active_options += 1;
					}
					option.search_text = option.group ? option.label : option.html;
					if ( ! (option.group && ! this.group_search)) {
						option.search_match = this.search_string_match( option.search_text, regex );
						if (option.search_match && ! option.group) {
							results += 1;
						}
						if (option.search_match) {
							if (searchText.length) {
								startpos = option.search_text.search( highlightRegex );
								text = option.search_text.substr( 0, startpos + searchText.length ) + '</em>' + option.search_text.substr( startpos + searchText.length );
								option.search_text = text.substr( 0, startpos ) + '<em>' + text.substr( startpos );
							}
							if (results_group != null) {
								results_group.group_match = true;
							}
						} else if ((option.group_array_index != null) && this.results_data[option.group_array_index].search_match) {
							option.search_match = true;
						}
					}
				}
			}// End for().
			this.result_clear_highlight();
			if (results < 1 && searchText.length) {
				this.update_results_content( "" );
				return this.no_results( searchText );
			} else {
				this.update_results_content( this.results_option_build() );
				return this.winnow_results_set_highlight();
			}
		};

		AbstractChosen.prototype.get_search_regex = function(escaped_search_string) {
			var regex_anchor, regex_flag;
			regex_anchor = this.search_contains ? "" : "^";
			regex_flag = this.case_sensitive_search ? "" : "i";
			return new RegExp( regex_anchor + escaped_search_string, regex_flag );
		};

		AbstractChosen.prototype.get_highlight_regex = function(escaped_search_string) {
			var regex_anchor, regex_flag;
			regex_anchor = this.search_contains ? "" : "\\b";
			regex_flag = this.case_sensitive_search ? "" : "i";
			return new RegExp( regex_anchor + escaped_search_string, regex_flag );
		};

		AbstractChosen.prototype.search_string_match = function(search_string, regex) {
			var part, parts, _i, _len;
			if (regex.test( search_string )) {
				return true;
			} else if (this.enable_split_word_search && (search_string.indexOf( " " ) >= 0 || search_string.indexOf( "[" ) === 0)) {
				parts = search_string.replace( /\[|\]/g, "" ).split( " " );
				if (parts.length) {
					for (_i = 0, _len = parts.length; _i < _len; _i++) {
						part = parts[_i];
						if (regex.test( part )) {
							return true;
						}
					}
				}
			}
		};

		AbstractChosen.prototype.choices_count = function() {
			var option, _i, _len, _ref;
			if (this.selected_option_count != null) {
				return this.selected_option_count;
			}
			this.selected_option_count = 0;
			_ref = this.form_field.options;
			for (_i = 0, _len = _ref.length; _i < _len; _i++) {
				option = _ref[_i];
				if (option.selected) {
					this.selected_option_count += 1;
				}
			}
			return this.selected_option_count;
		};

		AbstractChosen.prototype.choices_click = function(evt) {
			evt.preventDefault();
			this.activate_field();
			if ( ! (this.results_showing || this.is_disabled)) {
				return this.results_show();
			}
		};

		AbstractChosen.prototype.keydown_checker = function(evt) {
			var stroke, _ref;
			stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
			this.search_field_scale();
			if (stroke !== 8 && this.pending_backstroke) {
				this.clear_backstroke();
			}
			switch (stroke) {
				case 8:
					this.backstroke_length = this.get_search_field_value().length;
					break;
				case 9:
					if (this.results_showing && ! this.is_multiple) {
						this.result_select( evt );
					}
					this.mouse_on_container = false;
					break;
				case 13:
					if (this.results_showing) {
						evt.preventDefault();
					}
					break;
				case 27:
					if (this.results_showing) {
						evt.preventDefault();
					}
					break;
				case 32:
					if (this.disable_search) {
						evt.preventDefault();
					}
					break;
				case 38:
					evt.preventDefault();
					this.keyup_arrow();
					break;
				case 40:
					evt.preventDefault();
					this.keydown_arrow();
					break;
			}
		};

		AbstractChosen.prototype.keyup_checker = function(evt) {
			var stroke, _ref;
			stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
			this.search_field_scale();
			switch (stroke) {
				case 8:
					if (this.is_multiple && this.backstroke_length < 1 && this.choices_count() > 0) {
						this.keydown_backstroke();
					} else if ( ! this.pending_backstroke) {
						this.result_clear_highlight();
						this.results_search();
					}
					break;
				case 13:
					evt.preventDefault();
					if (this.results_showing) {
						this.result_select( evt );
					}
					break;
				case 27:
					if (this.results_showing) {
						this.results_hide();
					}
					break;
				case 9:
				case 16:
				case 17:
				case 18:
				case 38:
				case 40:
				case 91:
					break;
				default:
					this.results_search();
					break;
			}
		};

		AbstractChosen.prototype.clipboard_event_checker = function(evt) {
			var _this = this;
			if (this.is_disabled) {
				return;
			}
			return setTimeout((function() {
				return _this.results_search();
			}), 50);
		};

		AbstractChosen.prototype.container_width = function() {
			if (this.options.width != null) {
				return this.options.width;
			} else {
				return "" + this.form_field.offsetWidth + "px";
			}
		};

		AbstractChosen.prototype.include_option_in_results = function(option) {
			if (this.is_multiple && ( ! this.display_selected_options && option.selected)) {
				return false;
			}
			if ( ! this.display_disabled_options && option.disabled) {
				return false;
			}
			if (option.empty) {
				return false;
			}
			return true;
		};

		AbstractChosen.prototype.search_results_touchstart = function(evt) {
			this.touch_started = true;
			return this.search_results_mouseover( evt );
		};

		AbstractChosen.prototype.search_results_touchmove = function(evt) {
			this.touch_started = false;
			return this.search_results_mouseout( evt );
		};

		AbstractChosen.prototype.search_results_touchend = function(evt) {
			if (this.touch_started) {
				return this.search_results_mouseup( evt );
			}
		};

		AbstractChosen.prototype.outerHTML = function(element) {
			var tmp;
			if (element.outerHTML) {
				return element.outerHTML;
			}
			tmp = document.createElement( "div" );
			tmp.appendChild( element );
			return tmp.innerHTML;
		};

		AbstractChosen.prototype.get_single_html = function() {
			return "<a class=\"chosen-single chosen-default\">\n  <span>" + this.default_text + "</span>\n  <div><b></b></div>\n</a>\n<div class=\"chosen-drop\">\n  <div class=\"chosen-search\">\n    <input class=\"chosen-search-input\" type=\"text\" autocomplete=\"off\" />\n  </div>\n  <ul class=\"chosen-results\"></ul>\n</div>";
		};

		AbstractChosen.prototype.get_multi_html = function() {
			return "<ul class=\"chosen-choices\">\n  <li class=\"search-field\">\n    <input class=\"chosen-search-input\" type=\"text\" autocomplete=\"off\" value=\"" + this.default_text + "\" />\n  </li>\n</ul>\n<div class=\"chosen-drop\">\n  <ul class=\"chosen-results\"></ul>\n</div>";
		};

		AbstractChosen.prototype.get_no_results_html = function(terms) {
			return "<li class=\"no-results\">\n  " + this.results_none_found + " <span>" + terms + "</span>\n</li>";
		};

		AbstractChosen.browser_is_supported = function() {
			if ("Microsoft Internet Explorer" === window.navigator.appName) {
				return document.documentMode >= 8;
			}
			if (/iP(od|hone)/i.test( window.navigator.userAgent ) || /IEMobile/i.test( window.navigator.userAgent ) || /Windows Phone/i.test( window.navigator.userAgent ) || /BlackBerry/i.test( window.navigator.userAgent ) || /BB10/i.test( window.navigator.userAgent ) || /Android.*Mobile/i.test( window.navigator.userAgent )) {
				return false;
			}
			return true;
		};

		AbstractChosen.default_multiple_text = "Select Some Options";

		AbstractChosen.default_single_text = "Select an Option";

		AbstractChosen.default_no_result_text = "No results match";

		return AbstractChosen;

	})();

	$ = jQuery;

	$.fn.extend({
		chosen: function(options) {
			if ( ! AbstractChosen.browser_is_supported()) {
				return this;
			}
			return this.each(function(input_field) {
				var $this, chosen;
				$this = $( this );
				chosen = $this.data( 'chosen' );
				if (options === 'destroy') {
					if (chosen instanceof Chosen) {
						chosen.destroy();
					}
					return;
				}
				if ( ! (chosen instanceof Chosen)) {
					$this.data( 'chosen', new Chosen( this, options ) );
				}
			});
		}
	});

	Chosen = (function(_super) {
		__extends( Chosen, _super );

		function Chosen() {
			_ref = Chosen.__super__.constructor.apply( this, arguments );
			return _ref;
		}

		Chosen.prototype.setup = function() {
			this.form_field_jq = $( this.form_field );
			return this.current_selectedIndex = this.form_field.selectedIndex;
		};

		Chosen.prototype.set_up_html = function() {
			var container_classes, container_props;
			container_classes = ["chosen-container"];
			container_classes.push( "chosen-container-" + (this.is_multiple ? "multi" : "single") );
			if (this.inherit_select_classes && this.form_field.className) {
				container_classes.push( this.form_field.className );
			}
			if (this.is_rtl) {
				container_classes.push( "chosen-rtl" );
			}
			container_props = {
				'class': container_classes.join( ' ' ),
				'title': this.form_field.title
			};
			if (this.form_field.id.length) {
				container_props.id = this.form_field.id.replace( /[^\w]/g, '_' ) + "_chosen";
			}
			this.container = $( "<div />", container_props );
			this.container.width( this.container_width() );
			if (this.is_multiple) {
				this.container.html( this.get_multi_html() );
			} else {
				this.container.html( this.get_single_html() );
			}
			this.form_field_jq.hide().after( this.container );
			this.dropdown = this.container.find( 'div.chosen-drop' ).first();
			this.search_field = this.container.find( 'input' ).first();
			this.search_results = this.container.find( 'ul.chosen-results' ).first();
			this.search_field_scale();
			this.search_no_results = this.container.find( 'li.no-results' ).first();
			if (this.is_multiple) {
				this.search_choices = this.container.find( 'ul.chosen-choices' ).first();
				this.search_container = this.container.find( 'li.search-field' ).first();
			} else {
				this.search_container = this.container.find( 'div.chosen-search' ).first();
				this.selected_item = this.container.find( '.chosen-single' ).first();
			}
			this.results_build();
			this.set_tab_index();
			return this.set_label_behavior();
		};

		Chosen.prototype.on_ready = function() {
			return this.form_field_jq.trigger("chosen:ready", {
				chosen: this
			});
		};

		Chosen.prototype.register_observers = function() {
			var _this = this;
			this.container.bind('touchstart.chosen', function(evt) {
				_this.container_mousedown( evt );
			});
			this.container.bind('touchend.chosen', function(evt) {
				_this.container_mouseup( evt );
			});
			this.container.bind('mousedown.chosen', function(evt) {
				_this.container_mousedown( evt );
			});
			this.container.bind('mouseup.chosen', function(evt) {
				_this.container_mouseup( evt );
			});
			this.container.bind('mouseenter.chosen', function(evt) {
				_this.mouse_enter( evt );
			});
			this.container.bind('mouseleave.chosen', function(evt) {
				_this.mouse_leave( evt );
			});
			this.search_results.bind('mouseup.chosen', function(evt) {
				_this.search_results_mouseup( evt );
			});
			this.search_results.bind('mouseover.chosen', function(evt) {
				_this.search_results_mouseover( evt );
			});
			this.search_results.bind('mouseout.chosen', function(evt) {
				_this.search_results_mouseout( evt );
			});
			this.search_results.bind('mousewheel.chosen DOMMouseScroll.chosen', function(evt) {
				_this.search_results_mousewheel( evt );
			});
			this.search_results.bind('touchstart.chosen', function(evt) {
				_this.search_results_touchstart( evt );
			});
			this.search_results.bind('touchmove.chosen', function(evt) {
				_this.search_results_touchmove( evt );
			});
			this.search_results.bind('touchend.chosen', function(evt) {
				_this.search_results_touchend( evt );
			});
			this.form_field_jq.bind("chosen:updated.chosen", function(evt) {
				_this.results_update_field( evt );
			});
			this.form_field_jq.bind("chosen:activate.chosen", function(evt) {
				_this.activate_field( evt );
			});
			this.form_field_jq.bind("chosen:open.chosen", function(evt) {
				_this.container_mousedown( evt );
			});
			this.form_field_jq.bind("chosen:close.chosen", function(evt) {
				_this.close_field( evt );
			});
			this.search_field.bind('blur.chosen', function(evt) {
				_this.input_blur( evt );
			});
			this.search_field.bind('keyup.chosen', function(evt) {
				_this.keyup_checker( evt );
			});
			this.search_field.bind('keydown.chosen', function(evt) {
				_this.keydown_checker( evt );
			});
			this.search_field.bind('focus.chosen', function(evt) {
				_this.input_focus( evt );
			});
			this.search_field.bind('cut.chosen', function(evt) {
				_this.clipboard_event_checker( evt );
			});
			this.search_field.bind('paste.chosen', function(evt) {
				_this.clipboard_event_checker( evt );
			});
			if (this.is_multiple) {
				return this.search_choices.bind('click.chosen', function(evt) {
					_this.choices_click( evt );
				});
			} else {
				return this.container.bind('click.chosen', function(evt) {
					evt.preventDefault();
				});
			}
		};

		Chosen.prototype.destroy = function() {
			$( this.container[0].ownerDocument ).unbind( 'click.chosen', this.click_test_action );
			if (this.form_field_label.length > 0) {
				this.form_field_label.unbind( 'click.chosen' );
			}
			if (this.search_field[0].tabIndex) {
				this.form_field_jq[0].tabIndex = this.search_field[0].tabIndex;
			}
			this.container.remove();
			this.form_field_jq.removeData( 'chosen' );
			return this.form_field_jq.show();
		};

		Chosen.prototype.search_field_disabled = function() {
			this.is_disabled = this.form_field.disabled || this.form_field_jq.parents( 'fieldset' ).is( ':disabled' );
			this.container.toggleClass( 'chosen-disabled', this.is_disabled );
			this.search_field[0].disabled = this.is_disabled;
			if ( ! this.is_multiple) {
				this.selected_item.unbind( 'focus.chosen', this.activate_field );
			}
			if (this.is_disabled) {
				return this.close_field();
			} else if ( ! this.is_multiple) {
				return this.selected_item.bind( 'focus.chosen', this.activate_field );
			}
		};

		Chosen.prototype.container_mousedown = function(evt) {
			var _ref1;
			if (this.is_disabled) {
				return;
			}
			if (evt && ((_ref1 = evt.type) === 'mousedown' || _ref1 === 'touchstart') && ! this.results_showing) {
				evt.preventDefault();
			}
			if ( ! ((evt != null) && ($( evt.target )).hasClass( "search-choice-close" ))) {
				if ( ! this.active_field) {
					if (this.is_multiple) {
						this.search_field.val( "" );
					}
					$( this.container[0].ownerDocument ).bind( 'click.chosen', this.click_test_action );
					this.results_show();
				} else if ( ! this.is_multiple && evt && (($( evt.target )[0] === this.selected_item[0]) || $( evt.target ).parents( "a.chosen-single" ).length)) {
					evt.preventDefault();
					this.results_toggle();
				}
				return this.activate_field();
			}
		};

		Chosen.prototype.container_mouseup = function(evt) {
			if (evt.target.nodeName === "ABBR" && ! this.is_disabled) {
				return this.results_reset( evt );
			}
		};

		Chosen.prototype.search_results_mousewheel = function(evt) {
			var delta;
			if (evt.originalEvent) {
				delta = evt.originalEvent.deltaY || -evt.originalEvent.wheelDelta || evt.originalEvent.detail;
			}
			if (delta != null) {
				evt.preventDefault();
				if (evt.type === 'DOMMouseScroll') {
					delta = delta * 40;
				}
				return this.search_results.scrollTop( delta + this.search_results.scrollTop() );
			}
		};

		Chosen.prototype.blur_test = function(evt) {
			if ( ! this.active_field && this.container.hasClass( "chosen-container-active" )) {
				return this.close_field();
			}
		};

		Chosen.prototype.close_field = function() {
			$( this.container[0].ownerDocument ).unbind( "click.chosen", this.click_test_action );
			this.active_field = false;
			this.results_hide();
			this.container.removeClass( "chosen-container-active" );
			this.clear_backstroke();
			this.show_search_field_default();
			this.search_field_scale();
			return this.search_field.blur();
		};

		Chosen.prototype.activate_field = function() {
			if (this.is_disabled) {
				return;
			}
			this.container.addClass( "chosen-container-active" );
			this.active_field = true;
			this.search_field.val( this.search_field.val() );
			return this.search_field.focus();
		};

		Chosen.prototype.test_active_click = function(evt) {
			var active_container;
			active_container = $( evt.target ).closest( '.chosen-container' );
			if (active_container.length && this.container[0] === active_container[0]) {
				return this.active_field = true;
			} else {
				return this.close_field();
			}
		};

		Chosen.prototype.results_build = function() {
			this.parsing = true;
			this.selected_option_count = null;
			this.results_data = SelectParser.select_to_array( this.form_field );
			if (this.is_multiple) {
				this.search_choices.find( "li.search-choice" ).remove();
			} else if ( ! this.is_multiple) {
				this.single_set_selected_text();
				if (this.disable_search || this.form_field.options.length <= this.disable_search_threshold) {
					this.search_field[0].readOnly = true;
					this.container.addClass( "chosen-container-single-nosearch" );
				} else {
					this.search_field[0].readOnly = false;
					this.container.removeClass( "chosen-container-single-nosearch" );
				}
			}
			this.update_results_content(this.results_option_build({
				first: true
			}));
			this.search_field_disabled();
			this.show_search_field_default();
			this.search_field_scale();
			return this.parsing = false;
		};

		Chosen.prototype.result_do_highlight = function(el) {
			var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
			if (el.length) {
				this.result_clear_highlight();
				this.result_highlight = el;
				this.result_highlight.addClass( "highlighted" );
				maxHeight = parseInt( this.search_results.css( "maxHeight" ), 10 );
				visible_top = this.search_results.scrollTop();
				visible_bottom = maxHeight + visible_top;
				high_top = this.result_highlight.position().top + this.search_results.scrollTop();
				high_bottom = high_top + this.result_highlight.outerHeight();
				if (high_bottom >= visible_bottom) {
					return this.search_results.scrollTop( (high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0 );
				} else if (high_top < visible_top) {
					return this.search_results.scrollTop( high_top );
				}
			}
		};

		Chosen.prototype.result_clear_highlight = function() {
			if (this.result_highlight) {
				this.result_highlight.removeClass( "highlighted" );
			}
			return this.result_highlight = null;
		};

		Chosen.prototype.results_show = function() {
			if (this.is_multiple && this.max_selected_options <= this.choices_count()) {
				this.form_field_jq.trigger("chosen:maxselected", {
					chosen: this
				});
				return false;
			}
			this.container.addClass( "chosen-with-drop" );
			this.results_showing = true;
			this.search_field.focus();
			this.search_field.val( this.get_search_field_value() );
			this.winnow_results();
			return this.form_field_jq.trigger("chosen:showing_dropdown", {
				chosen: this
			});
		};

		Chosen.prototype.update_results_content = function(content) {
			return this.search_results.html( content );
		};

		Chosen.prototype.results_hide = function() {
			if (this.results_showing) {
				this.result_clear_highlight();
				this.container.removeClass( "chosen-with-drop" );
				this.form_field_jq.trigger("chosen:hiding_dropdown", {
					chosen: this
				});
			}
			return this.results_showing = false;
		};

		Chosen.prototype.set_tab_index = function(el) {
			var ti;
			if (this.form_field.tabIndex) {
				ti = this.form_field.tabIndex;
				this.form_field.tabIndex = -1;
				return this.search_field[0].tabIndex = ti;
			}
		};

		Chosen.prototype.set_label_behavior = function() {
			this.form_field_label = this.form_field_jq.parents( "label" );
			if ( ! this.form_field_label.length && this.form_field.id.length) {
				this.form_field_label = $( "label[for='" + this.form_field.id + "']" );
			}
			if (this.form_field_label.length > 0) {
				return this.form_field_label.bind( 'click.chosen', this.label_click_handler );
			}
		};

		Chosen.prototype.show_search_field_default = function() {
			if (this.is_multiple && this.choices_count() < 1 && ! this.active_field) {
				this.search_field.val( this.default_text );
				return this.search_field.addClass( "default" );
			} else {
				this.search_field.val( "" );
				return this.search_field.removeClass( "default" );
			}
		};

		Chosen.prototype.search_results_mouseup = function(evt) {
			var target;
			target = $( evt.target ).hasClass( "active-result" ) ? $( evt.target ) : $( evt.target ).parents( ".active-result" ).first();
			if (target.length) {
				this.result_highlight = target;
				this.result_select( evt );
				return this.search_field.focus();
			}
		};

		Chosen.prototype.search_results_mouseover = function(evt) {
			var target;
			target = $( evt.target ).hasClass( "active-result" ) ? $( evt.target ) : $( evt.target ).parents( ".active-result" ).first();
			if (target) {
				return this.result_do_highlight( target );
			}
		};

		Chosen.prototype.search_results_mouseout = function(evt) {
			if ($( evt.target ).hasClass( "active-result" || $( evt.target ).parents( '.active-result' ).first() )) {
				return this.result_clear_highlight();
			}
		};

		Chosen.prototype.choice_build = function(item) {
			var choice, close_link,
				_this = this;
			choice = $('<li />', {
				"class": "search-choice"
			}).html( "<span>" + (this.choice_label( item )) + "</span>" );
			if (item.disabled) {
				choice.addClass( 'search-choice-disabled' );
			} else {
				close_link = $('<a />', {
					"class": 'search-choice-close',
					'data-option-array-index': item.array_index
				});
				close_link.bind('click.chosen', function(evt) {
					return _this.choice_destroy_link_click( evt );
				});
				choice.append( close_link );
			}
			return this.search_container.before( choice );
		};

		Chosen.prototype.choice_destroy_link_click = function(evt) {
			evt.preventDefault();
			evt.stopPropagation();
			if ( ! this.is_disabled) {
				return this.choice_destroy( $( evt.target ) );
			}
		};

		Chosen.prototype.choice_destroy = function(link) {
			if (this.result_deselect( link[0].getAttribute( "data-option-array-index" ) )) {
				if (this.active_field) {
					this.search_field.focus();
				} else {
					this.show_search_field_default();
				}
				if (this.is_multiple && this.choices_count() > 0 && this.get_search_field_value().length < 1) {
					this.results_hide();
				}
				link.parents( 'li' ).first().remove();
				return this.search_field_scale();
			}
		};

		Chosen.prototype.results_reset = function() {
			this.reset_single_select_options();
			this.form_field.options[0].selected = true;
			this.single_set_selected_text();
			this.show_search_field_default();
			this.results_reset_cleanup();
			this.trigger_form_field_change();
			if (this.active_field) {
				return this.results_hide();
			}
		};

		Chosen.prototype.results_reset_cleanup = function() {
			this.current_selectedIndex = this.form_field.selectedIndex;
			return this.selected_item.find( "abbr" ).remove();
		};

		Chosen.prototype.result_select = function(evt) {
			var high, item;
			if (this.result_highlight) {
				high = this.result_highlight;
				this.result_clear_highlight();
				if (this.is_multiple && this.max_selected_options <= this.choices_count()) {
					this.form_field_jq.trigger("chosen:maxselected", {
						chosen: this
					});
					return false;
				}
				if (this.is_multiple) {
					high.removeClass( "active-result" );
				} else {
					this.reset_single_select_options();
				}
				high.addClass( "result-selected" );
				item = this.results_data[high[0].getAttribute( "data-option-array-index" )];
				item.selected = true;
				this.form_field.options[item.options_index].selected = true;
				this.selected_option_count = null;
				if (this.is_multiple) {
					this.choice_build( item );
				} else {
					this.single_set_selected_text( this.choice_label( item ) );
				}
				if ( ! (this.is_multiple && ( ! this.hide_results_on_select || (evt.metaKey || evt.ctrlKey)))) {
					this.results_hide();
					this.show_search_field_default();
				}
				if (this.is_multiple || this.form_field.selectedIndex !== this.current_selectedIndex) {
					this.trigger_form_field_change({
						selected: this.form_field.options[item.options_index].value
					});
				}
				this.current_selectedIndex = this.form_field.selectedIndex;
				evt.preventDefault();
				return this.search_field_scale();
			}// End if().
		};

		Chosen.prototype.single_set_selected_text = function(text) {
			if (text == null) {
				text = this.default_text;
			}
			if (text === this.default_text) {
				this.selected_item.addClass( "chosen-default" );
			} else {
				this.single_deselect_control_build();
				this.selected_item.removeClass( "chosen-default" );
			}
			return this.selected_item.find( "span" ).html( text );
		};

		Chosen.prototype.result_deselect = function(pos) {
			var result_data;
			result_data = this.results_data[pos];
			if ( ! this.form_field.options[result_data.options_index].disabled) {
				result_data.selected = false;
				this.form_field.options[result_data.options_index].selected = false;
				this.selected_option_count = null;
				this.result_clear_highlight();
				if (this.results_showing) {
					this.winnow_results();
				}
				this.trigger_form_field_change({
					deselected: this.form_field.options[result_data.options_index].value
				});
				this.search_field_scale();
				return true;
			} else {
				return false;
			}
		};

		Chosen.prototype.single_deselect_control_build = function() {
			if ( ! this.allow_single_deselect) {
				return;
			}
			if ( ! this.selected_item.find( "abbr" ).length) {
				this.selected_item.find( "span" ).first().after( "<abbr class=\"search-choice-close\"></abbr>" );
			}
			return this.selected_item.addClass( "chosen-single-with-deselect" );
		};

		Chosen.prototype.get_search_field_value = function() {
			return this.search_field.val();
		};

		Chosen.prototype.get_search_text = function() {
			return this.escape_html( $.trim( this.get_search_field_value() ) );
		};

		Chosen.prototype.escape_html = function(text) {
			return $( '<div/>' ).text( text ).html();
		};

		Chosen.prototype.winnow_results_set_highlight = function() {
			var do_high, selected_results;
			selected_results = ! this.is_multiple ? this.search_results.find( ".result-selected.active-result" ) : [];
			do_high = selected_results.length ? selected_results.first() : this.search_results.find( ".active-result" ).first();
			if (do_high != null) {
				return this.result_do_highlight( do_high );
			}
		};

		Chosen.prototype.no_results = function(terms) {
			var no_results_html;
			no_results_html = this.get_no_results_html( terms );
			this.search_results.append( no_results_html );
			return this.form_field_jq.trigger("chosen:no_results", {
				chosen: this
			});
		};

		Chosen.prototype.no_results_clear = function() {
			return this.search_results.find( ".no-results" ).remove();
		};

		Chosen.prototype.keydown_arrow = function() {
			var next_sib;
			if (this.results_showing && this.result_highlight) {
				next_sib = this.result_highlight.nextAll( "li.active-result" ).first();
				if (next_sib) {
					return this.result_do_highlight( next_sib );
				}
			} else {
				return this.results_show();
			}
		};

		Chosen.prototype.keyup_arrow = function() {
			var prev_sibs;
			if ( ! this.results_showing && ! this.is_multiple) {
				return this.results_show();
			} else if (this.result_highlight) {
				prev_sibs = this.result_highlight.prevAll( "li.active-result" );
				if (prev_sibs.length) {
					return this.result_do_highlight( prev_sibs.first() );
				} else {
					if (this.choices_count() > 0) {
						this.results_hide();
					}
					return this.result_clear_highlight();
				}
			}
		};

		Chosen.prototype.keydown_backstroke = function() {
			var next_available_destroy;
			if (this.pending_backstroke) {
				this.choice_destroy( this.pending_backstroke.find( "a" ).first() );
				return this.clear_backstroke();
			} else {
				next_available_destroy = this.search_container.siblings( "li.search-choice" ).last();
				if (next_available_destroy.length && ! next_available_destroy.hasClass( "search-choice-disabled" )) {
					this.pending_backstroke = next_available_destroy;
					if (this.single_backstroke_delete) {
						return this.keydown_backstroke();
					} else {
						return this.pending_backstroke.addClass( "search-choice-focus" );
					}
				}
			}
		};

		Chosen.prototype.clear_backstroke = function() {
			if (this.pending_backstroke) {
				this.pending_backstroke.removeClass( 'search-choice-focus' );
			}
			this.pending_backstroke = null;
			return this.pending_backstroke;
		};

		Chosen.prototype.search_field_scale = function() {
			var container_width, div, style, style_block, styles, width, _i, _len;
			if ( ! this.is_multiple) {
				return;
			}
			style_block = {
				position: 'absolute',
				left: '-1000px',
				top: '-1000px',
				display: 'none',
				whiteSpace: 'pre'
			};
			styles = ['fontSize', 'fontStyle', 'fontWeight', 'fontFamily', 'lineHeight', 'textTransform', 'letterSpacing'];
			for (_i = 0, _len = styles.length; _i < _len; _i++) {
				style = styles[_i];
				style_block[style] = this.search_field.css( style );
			}
			div = $( '<div />' ).css( style_block );
			div.text( this.get_search_field_value() );
			$( 'body' ).append( div );
			width = div.width() + 25;
			div.remove();
			container_width = this.container.outerWidth();
			width = Math.min( container_width - 10, width );
			return this.search_field.width( width );
		};

		Chosen.prototype.trigger_form_field_change = function(extra) {
			this.form_field_jq.trigger( 'input', extra );
			return this.form_field_jq.trigger( 'change', extra );
		};

		return Chosen;

	})(AbstractChosen);

}).call( this );
/* jshint ignore:end */
