(function ($, undefined){ 
"use strict"; 
if (window.Select2 !== undefined) { 
return ; 
} 
var KEY, AbstractSelect2, SingleSelect2, MultiSelect2; 
KEY = { 
TAB: 9,
ENTER: 13,
ESC: 27,
SPACE: 32,
LEFT: 37,
UP: 38,
RIGHT: 39,
DOWN: 40,
SHIFT: 16,
CTRL: 17,
ALT: 18,
PAGE_UP: 33,
PAGE_DOWN: 34,
HOME: 36,
END: 35,
BACKSPACE: 8,
DELETE: 46,
isArrow: function (k){ 
k = k.which? k.which: k; 
switch (k){ 
case KEY.LEFT: case KEY.RIGHT: case KEY.UP: case KEY.DOWN: return true ; 
} 
return false ; 
} 
,
isControl: function (k){ 
k = k.which? k.which: k; 
switch (k){ 
case KEY.SHIFT: case KEY.CTRL: case KEY.ALT: return true ; 
} 
return false ; 
} 
,
isFunctionKey: function (k){ 
k = k.which? k.which: k; 
return k >= 112 && k <= 123; 
} 
}
; 
function indexOf(value, array){ 
var i = 0, l = _AN_Read_length("length", array), v; 
if (value.constructor === String) { 
for (; i < l; i = i + 1)if (value.localeCompare(array[i]) === 0) return i; 
} 
 else { 
for (; i < l; i = i + 1){ 
v = array[i]; 
if (v.constructor === String) { 
if (v.localeCompare(value) === 0) return i; 
} 
 else { 
if (v === value) return i; 
} 
} 
} 
return -1; 
} 
function equal(a, b){ 
if (a === b) return true ; 
if (a === undefined || b === undefined) return false ; 
if (a === null  || b === null ) return false ; 
if (a.constructor === String) return a.localeCompare(b) === 0; 
if (b.constructor === String) return b.localeCompare(a) === 0; 
return false ; 
} 
function splitVal(string, separator){ 
var val, i, l; 
if (string === null  || _AN_Read_length("length", string) < 1) return [] ; 
val = string.split(separator); 
for (i = 0, l = _AN_Read_length("length", val); i < l; i = i + 1)val[i] = $.trim(val[i]); 
return val; 
} 
function getSideBorderPadding(element){ 
return element.outerWidth() - element.width(); 
} 
function installKeyUpChangeEvent(element){ 
element.bind("keydown", function (){ 
element.data("keyup-change-value", element.val()); 
} 
); 
element.bind("keyup", function (){ 
if (element.val() !== element.data("keyup-change-value")) { 
element.trigger("keyup-change"); 
} 
} 
); 
} 
$(document).delegate("*", "mousemove", function (e){ 
$(document).data("select2-lastpos", { 
x: e.pageX,
y: e.pageY}
); 
} 
); 
function installFilteredMouseMove(element){ 
element.bind("mousemove", function (e){ 
var lastpos = $(document).data("select2-lastpos"); 
if (lastpos === undefined || lastpos.x !== e.pageX || lastpos.y !== e.pageY) { 
$(_AN_Read_target("target", e)).trigger("mousemove-filtered", e); 
} 
} 
); 
} 
function debounce(quietMillis, fn){ 
var timeout; 
return function (){ 
window.clearTimeout(timeout); 
timeout = _AN_Call_settimeout("setTimeout", window, fn, quietMillis); 
} 
; 
} 
function installDebouncedScroll(threshold, element){ 
var notify = debounce(threshold, function (e){ 
element.trigger("scroll-debounced", e); 
} 
); 
element.bind("scroll", function (e){ 
if (indexOf(_AN_Read_target("target", e), element.get()) >= 0) notify(e); 
} 
); 
} 
function killEvent(event){ 
event.preventDefault(); 
event.stopPropagation(); 
} 
function measureTextWidth(e){ 
var sizer, width; 
sizer = $("<div></div>").css({ 
position: "absolute",
left: "-1000px",
top: "-1000px",
display: "none",
fontSize: e.css("fontSize"),
fontFamily: e.css("fontFamily"),
fontStyle: e.css("fontStyle"),
fontWeight: e.css("fontWeight"),
letterSpacing: e.css("letterSpacing"),
textTransform: e.css("textTransform"),
whiteSpace: "nowrap"}
); 
sizer.text(e.val()); 
$("body").append(sizer); 
width = sizer.width(); 
sizer.remove(); 
return width; 
} 
function ajax(options){ 
var timeout, requestSequence = 0, quietMillis = options.quietMillis || 100; 
return function (query){ 
window.clearTimeout(timeout); 
timeout = _AN_Call_settimeout("setTimeout", window, function (){ 
requestSequence += 1; 
var requestNumber = requestSequence, data = options.data, transport = options.transport || $.ajax; 
data = data.call(this, query.term, query.page); 
transport.call(null , { 
url: _AN_Read_url("url", options),
dataType: options.dataType,
data: data,
success: function (data){ 
if (requestNumber < requestSequence) { 
return ; 
} 
query.callback(options.results(data, query.page)); 
} 
}
); 
} 
, quietMillis); 
} 
; 
} 
function local(options){ 
var data = options, text = function (item){ 
return item.text; 
} 
; 
if (!$.isArray(data)) { 
text = data.text; 
if (!$.isFunction(text)) text = function (item){ 
return item[data.text]; 
} 
; 
data = data.results; 
} 
return function (query){ 
var t = query.term.toUpperCase(), filtered = { 
}
; 
if (t === "") { 
query.callback({ 
results: data}
); 
return ; 
} 
filtered.results = $(data).filter(function (){ 
return text(this).toUpperCase().indexOf(t) >= 0; 
} 
).get(); 
query.callback(filtered); 
} 
; 
} 
function tags(data){ 
if ($.isFunction(data)) { 
return data; 
} 
return function (query){ 
var t = query.term.toUpperCase(), filtered = { 
results: [] }
; 
$(data).each(function (){ 
var isObject = this.text !== undefined, text = isObject? this.text: this; 
if (t === "" || text.toUpperCase().indexOf(t) >= 0) { 
filtered.results.push(isObject? this: { 
id: this,
text: this}
); 
} 
} 
); 
query.callback(filtered); 
} 
; 
} 
$(document).ready(function (){ 
$(document).delegate("*", "mousedown focusin", function (e){ 
var target = $(_AN_Read_target("target", e)).closest("div.select2-container").get(0); 
$(document).find("div.select2-container-active").each(function (){ 
if (this !== target) $(this).data("select2").blur(); 
} 
); 
} 
); 
} 
); 
function clazz(SuperClass, methods){ 
var constructor = function (){ 
} 
; 
constructor.prototype = new SuperClass(); 
constructor.prototype.constructor = constructor; 
constructor.prototype.parent = SuperClass.prototype; 
constructor.prototype = $.extend(constructor.prototype, methods); 
return constructor; 
} 
AbstractSelect2 = clazz(Object, { 
bind: function (func){ 
var self = this; 
return function (){ 
func.apply(self, arguments); 
} 
; 
} 
,
init: function (opts){ 
var results, search, resultsSelector = ".select2-results"; 
this.opts = this.prepareOpts(opts); 
if (opts.element.data("select2") !== undefined) { 
this.destroy(); 
} 
this.container = this.createContainer(); 
if (opts.element.attr("class") !== undefined) { 
this.container.addClass(opts.element.attr("class")); 
} 
this.opts.element.data("select2", this).hide().after(this.container); 
this.container.data("select2", this); 
this.dropdown = this.container.find(".select2-drop"); 
this.results = results = this.container.find(resultsSelector); 
_AN_Write_search("search", this, false , search = this.container.find("input[type=text]")); 
this.resultsPage = 0; 
this.initContainer(); 
installFilteredMouseMove(this.results); 
this.container.delegate(resultsSelector, "mousemove-filtered", this.bind(this.highlightUnderEvent)); 
installDebouncedScroll(80, this.results); 
this.container.delegate(resultsSelector, "scroll-debounced", this.bind(this.loadMoreIfNeeded)); 
if ($.fn.mousewheel) { 
results.mousewheel(function (e, delta, deltaX, deltaY){ 
var top = results.scrollTop(), height; 
if (deltaY > 0 && top - deltaY <= 0) { 
results.scrollTop(0); 
killEvent(e); 
} 
 else if (deltaY < 0 && results.get(0).scrollHeight - results.scrollTop() + deltaY <= results.height()) { 
results.scrollTop(results.get(0).scrollHeight - results.height()); 
killEvent(e); 
} 
} 
); 
} 
installKeyUpChangeEvent(search); 
search.bind("keyup-change", this.bind(this.updateResults)); 
search.bind("focus", function (){ 
search.addClass("select2-focused"); 
} 
); 
search.bind("blur", function (){ 
search.removeClass("select2-focused"); 
} 
); 
this.container.delegate(resultsSelector, "click", this.bind(function (e){ 
if (_AN_Read_length("length", $(_AN_Read_target("target", e)).closest(".select2-result:not(.select2-disabled)")) > 0) { 
this.highlightUnderEvent(e); 
this.selectHighlighted(e); 
} 
 else { 
killEvent(e); 
this.focusSearch(); 
} 
} 
)); 
if ($.isFunction(this.opts.initSelection)) { 
this.initSelection(); 
this.monitorSource(); 
} 
} 
,
destroy: function (){ 
var select2 = this.opts.element.data("select2"); 
if (select2 !== undefined) { 
select2.container.remove(); 
_AN_Call_show("show", select2.opts.element.removeData("select2").unbind(".select2")); 
} 
} 
,
prepareOpts: function (opts){ 
var element, select; 
opts = $.extend({ 
}
, { 
formatResult: function (data){ 
return data.text; 
} 
,
formatSelection: function (data){ 
return data.text; 
} 
,
formatNoMatches: function (){ 
return "No matches found"; 
} 
,
formatInputTooShort: function (input, min){ 
return "Please enter " + (min - _AN_Read_length("length", input)) + " more characters"; 
} 
,
minimumResultsForSearch: 0}
, opts); 
element = opts.element; 
if (element.get(0).tagName.toLowerCase() === "select") { 
this.select = select = opts.element; 
} 
if (select) { 
this.opts = opts = $.extend({ 
}
, { 
miniumInputLength: 0}
, opts); 
} 
 else { 
this.opts = opts = $.extend({ 
}
, { 
miniumInputLength: 0}
, opts); 
} 
if (select) { 
opts.query = this.bind(function (query){ 
var data = { 
results: [] ,
more: false }
, term = query.term.toUpperCase(), placeholder = this.getPlaceholder(); 
element.find("option").each(function (i){ 
var e = $(this), text = e.text(); 
if (i === 0 && placeholder !== undefined && text === "") return true ; 
if (text.toUpperCase().indexOf(term) >= 0) { 
data.results.push({ 
id: e.attr("value"),
text: text}
); 
} 
} 
); 
query.callback(data); 
} 
); 
} 
 else { 
if (!("query" in opts)) { 
if ("ajax" in opts) { 
opts.query = ajax(opts.ajax); 
} 
 else if ("data" in opts) { 
opts.query = local(opts.data); 
} 
 else if ("tags" in opts) { 
opts.query = tags(opts.tags); 
opts.createSearchChoice = function (term){ 
return { 
id: term,
text: term}
; 
} 
; 
opts.initSelection = function (element){ 
var data = [] ; 
$(splitVal(element.val(), ",")).each(function (){ 
data.push({ 
id: this,
text: this}
); 
} 
); 
return data; 
} 
; 
} 
} 
} 
if (typeof (opts.query) !== "function") { 
throw "query function not defined for Select2 " + opts.element.attr("id")
} 
return opts; 
} 
,
monitorSource: function (){ 
this.opts.element.bind("change.select2", this.bind(function (e){ 
if (this.opts.element.data("select2-change-triggered") !== true ) { 
this.initSelection(); 
} 
} 
)); 
} 
,
triggerChange: function (){ 
this.opts.element.data("select2-change-triggered", true ); 
this.opts.element.trigger("change"); 
this.opts.element.data("select2-change-triggered", false ); 
} 
,
opened: function (){ 
return this.container.hasClass("select2-dropdown-open"); 
} 
,
open: function (){ 
if (this.opened()) return ; 
this.container.addClass("select2-dropdown-open").addClass("select2-container-active"); 
this.updateResults(true ); 
_AN_Call_show("show", this.dropdown); 
this.focusSearch(); 
} 
,
close: function (){ 
if (!this.opened()) return ; 
this.dropdown.hide(); 
this.container.removeClass("select2-dropdown-open"); 
this.results.empty(); 
this.clearSearch(); 
} 
,
clearSearch: function (){ 
} 
,
ensureHighlightVisible: function (){ 
var results = this.results, children, index, child, hb, rb, y, more; 
children = results.children(".select2-result"); 
index = this.highlight(); 
if (index < 0) return ; 
child = $(children[index]); 
hb = child.offset().top + child.outerHeight(); 
if (index === _AN_Read_length("length", children) - 1) { 
more = results.find("li.select2-more-results"); 
if (_AN_Read_length("length", more) > 0) { 
hb = more.offset().top + more.outerHeight(); 
} 
} 
rb = results.offset().top + results.outerHeight(); 
if (hb > rb) { 
results.scrollTop(results.scrollTop() + (hb - rb)); 
} 
y = child.offset().top - results.offset().top; 
if (y < 0) { 
results.scrollTop(results.scrollTop() + y); 
} 
} 
,
moveHighlight: function (delta){ 
var choices = this.results.children(".select2-result"), index = this.highlight(); 
while (index > -1 && index < _AN_Read_length("length", choices)){ 
index += delta; 
if (!$(choices[index]).hasClass("select2-disabled")) { 
this.highlight(index); 
break ; 
} 
} 
} 
,
highlight: function (index){ 
var choices = this.results.children(".select2-result"); 
if (_AN_Read_length("length", arguments) === 0) { 
return indexOf(choices.filter(".select2-highlighted")[0], choices.get()); 
} 
choices.removeClass("select2-highlighted"); 
if (index >= _AN_Read_length("length", choices)) index = _AN_Read_length("length", choices) - 1; 
if (index < 0) index = 0; 
$(choices[index]).addClass("select2-highlighted"); 
this.ensureHighlightVisible(); 
if (this.opened()) this.focusSearch(); 
} 
,
highlightUnderEvent: function (event){ 
var el = $(_AN_Read_target("target", event)).closest(".select2-result"); 
if (_AN_Read_length("length", el) > 0) { 
this.highlight(el.index()); 
} 
} 
,
loadMoreIfNeeded: function (){ 
var results = this.results, more = results.find("li.select2-more-results"), below, offset = -1, page = this.resultsPage + 1; 
if (_AN_Read_length("length", more) === 0) return ; 
below = more.offset().top - results.offset().top - results.height(); 
if (below <= 0) { 
more.addClass("select2-active"); 
this.opts.query({ 
term: _AN_Read_search("search", this).val(),
page: page,
callback: this.bind(function (data){ 
var parts = [] , self = this; 
$(data.results).each(function (){ 
parts.push("<li class='select2-result'>"); 
parts.push(self.opts.formatResult(this)); 
parts.push("</li>"); 
} 
); 
more.before(parts.join("")); 
results.find(".select2-result").each(function (i){ 
var e = $(this); 
if (e.data("select2-data") !== undefined) { 
offset = i; 
} 
 else { 
e.data("select2-data", data.results[i - offset - 1]); 
} 
} 
); 
if (data.more) { 
more.removeClass("select2-active"); 
} 
 else { 
more.remove(); 
} 
this.resultsPage = page; 
} 
)}
); 
} 
} 
,
updateResults: function (initial){ 
var search = _AN_Read_search("search", this), results = this.results, opts = this.opts; 
search.addClass("select2-active"); 
function render(html){ 
results.html(html); 
results.scrollTop(0); 
search.removeClass("select2-active"); 
} 
if (_AN_Read_length("length", search.val()) < opts.minimumInputLength) { 
render("<li class='select2-no-results'>" + opts.formatInputTooShort(search.val(), opts.minimumInputLength) + "</li>"); 
return ; 
} 
this.resultsPage = 1; 
opts.query({ 
term: search.val(),
page: this.resultsPage,
callback: this.bind(function (data){ 
var parts = [] , def; 
if (this.opts.createSearchChoice && search.val() !== "") { 
def = this.opts.createSearchChoice.call(null , search.val(), data.results); 
if (def !== undefined && def !== null  && def.id !== undefined && def.id !== null ) { 
if (_AN_Read_length("length", $(data.results).filter(function (){ 
return equal(this.id, def.id); 
} 
)) === 0) { 
data.results.unshift(def); 
} 
} 
} 
if (_AN_Read_length("length", data.results) === 0) { 
render("<li class='select2-no-results'>" + opts.formatNoMatches(search.val()) + "</li>"); 
return ; 
} 
$(data.results).each(function (){ 
parts.push("<li class='select2-result'>"); 
parts.push(opts.formatResult(this)); 
parts.push("</li>"); 
} 
); 
if (data.more === true ) { 
parts.push("<li class='select2-more-results'>Loading more results...</li>"); 
} 
render(parts.join("")); 
results.children(".select2-result").each(function (i){ 
var d = data.results[i]; 
$(this).data("select2-data", d); 
} 
); 
this.postprocessResults(data, initial); 
} 
)}
); 
} 
,
cancel: function (){ 
this.close(); 
} 
,
blur: function (){ 
_AN_Call_settimeout("setTimeout", window, this.bind(function (){ 
this.close(); 
this.container.removeClass("select2-container-active"); 
this.clearSearch(); 
this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus"); 
_AN_Read_search("search", this).blur(); 
} 
), 10); 
} 
,
focusSearch: function (){ 
_AN_Call_settimeout("setTimeout", window, this.bind(function (){ 
_AN_Read_search("search", this).focus(); 
} 
), 10); 
} 
,
selectHighlighted: function (){ 
var data = this.results.find(".select2-highlighted:not(.select2-disabled)").data("select2-data"); 
if (data) { 
this.onSelect(data); 
} 
} 
,
getPlaceholder: function (){ 
return this.opts.element.attr("placeholder") || this.opts.element.data("placeholder") || this.opts.placeholder; 
} 
,
getContainerWidth: function (){ 
var style, attrs, matches, i, l; 
if (this.opts.width !== undefined) return this.opts.width; 
style = this.opts.element.attr('style'); 
if (style !== undefined) { 
attrs = style.split(';'); 
for (i = 0, l = _AN_Read_length('length', attrs); i < l; i = i + 1){ 
matches = _AN_Call_replace('replace', attrs[i], /\s/g, '').match(/width:(([-+]?([0-9]*\.)?[0-9]+)(px|em|ex|%|in|cm|mm|pt|pc))/); 
if (matches !== null  && _AN_Read_length('length', matches) >= 1) return matches[1]; 
} 
} 
return this.opts.element.width() + 'px'; 
} 
}
); 
SingleSelect2 = clazz(AbstractSelect2, { 
createContainer: function (){ 
return $("<div></div>", { 
"class": "select2-container",
"style": "width: " + this.getContainerWidth()}
).html(["    <a href='javascript:void(0)' class='select2-choice'>", "   <span></span><abbr class='select2-search-choice-close' style='display:none;'></abbr>", "   <div><b></b></div>", "</a>", "    <div class='select2-drop' style='display:none;'>", "   <div class='select2-search'>", "       <input type='text' autocomplete='off'/>", "   </div>", "   <ul class='select2-results'>", "   </ul>", "</div>"] .join("")); 
} 
,
open: function (){ 
if (this.opened()) return ; 
this.parent.open.apply(this, arguments); 
} 
,
close: function (){ 
if (!this.opened()) return ; 
this.parent.close.apply(this, arguments); 
} 
,
focus: function (){ 
this.close(); 
this.selection.focus(); 
} 
,
isFocused: function (){ 
return this.selection.is(":focus"); 
} 
,
cancel: function (){ 
this.parent.cancel.apply(this, arguments); 
this.selection.focus(); 
} 
,
initContainer: function (){ 
var selection, container = this.container, clickingInside = false , selector = ".select2-choice"; 
this.selection = selection = container.find(selector); 
_AN_Read_search("search", this).bind("keydown", this.bind(function (e){ 
switch (e.which){ 
case KEY.UP: case KEY.DOWN: this.moveHighlight((e.which === KEY.UP)? -1: 1); 
killEvent(e); 
return ; 
case KEY.TAB: case KEY.ENTER: this.selectHighlighted(); 
killEvent(e); 
return ; 
case KEY.ESC: this.cancel(e); 
e.preventDefault(); 
return ; 
} 
} 
)); 
container.delegate(selector, "click", this.bind(function (e){ 
clickingInside = true ; 
if (this.opened()) { 
this.close(); 
selection.focus(); 
} 
 else { 
_AN_Call_open("open", this); 
} 
e.preventDefault(); 
clickingInside = false ; 
} 
)); 
container.delegate(selector, "keydown", this.bind(function (e){ 
if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.ESC) { 
return ; 
} 
_AN_Call_open("open", this); 
if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN || e.which === KEY.SPACE) { 
killEvent(e); 
} 
if (e.which === KEY.ENTER) { 
killEvent(e); 
} 
} 
)); 
container.delegate(selector, "focus", function (){ 
container.addClass("select2-container-active"); 
} 
); 
container.delegate(selector, "blur", this.bind(function (){ 
if (clickingInside) return ; 
if (!this.opened()) this.blur(); 
} 
)); 
selection.delegate("abbr", "click", this.bind(function (e){ 
this.val(""); 
killEvent(e); 
this.close(); 
this.triggerChange(); 
} 
)); 
this.setPlaceholder(); 
} 
,
initSelection: function (){ 
var selected; 
if (this.opts.element.val() === "") { 
this.updateSelection({ 
id: "",
text: ""}
); 
} 
 else { 
selected = this.opts.initSelection.call(null , this.opts.element); 
if (selected !== undefined && selected !== null ) { 
this.updateSelection(selected); 
} 
} 
this.close(); 
this.setPlaceholder(); 
} 
,
prepareOpts: function (){ 
var opts = this.parent.prepareOpts.apply(this, arguments); 
if (opts.element.get(0).tagName.toLowerCase() === "select") { 
opts.initSelection = function (element){ 
var selected = element.find(":selected"); 
return { 
id: selected.attr("value"),
text: selected.text()}
; 
} 
; 
} 
return opts; 
} 
,
setPlaceholder: function (){ 
var placeholder = this.getPlaceholder(); 
if (this.opts.element.val() === "" && placeholder !== undefined) { 
if (this.select && this.select.find("option:first").text() !== "") return ; 
if (typeof (placeholder) === "object") { 
this.updateSelection(placeholder); 
} 
 else { 
this.selection.find("span").html(placeholder); 
} 
this.selection.addClass("select2-default"); 
this.selection.find("abbr").hide(); 
} 
} 
,
postprocessResults: function (data, initial){ 
var selected = 0, self = this, showSearchInput = true ; 
this.results.find(".select2-result").each(function (i){ 
if (equal($(this).data("select2-data").id, self.opts.element.val())) { 
selected = i; 
return false ; 
} 
} 
); 
this.highlight(selected); 
if (initial === true ) { 
showSearchInput = _AN_Read_length("length", data.results) >= this.opts.minimumResultsForSearch; 
_AN_Read_search("search", this).parent().toggle(showSearchInput); 
this.container[showSearchInput? "addClass": "removeClass"]("select2-with-searchbox"); 
} 
} 
,
onSelect: function (data){ 
var old = this.opts.element.val(); 
this.opts.element.val(data.id); 
this.updateSelection(data); 
this.close(); 
this.selection.focus(); 
if (!equal(old, data.id)) { 
this.triggerChange(); 
} 
} 
,
updateSelection: function (data){ 
this.selection.find("span").html(this.opts.formatSelection(data)); 
this.selection.removeClass("select2-default"); 
if (this.opts.allowClear && this.getPlaceholder() !== undefined) { 
_AN_Call_show("show", this.selection.find("abbr")); 
} 
} 
,
val: function (){ 
var val, data = null ; 
if (_AN_Read_length("length", arguments) === 0) { 
return this.opts.element.val(); 
} 
val = arguments[0]; 
if (this.select) { 
this.select.val(val).find(":selected").each(function (){ 
data = { 
id: $(this).attr("value"),
text: $(this).text()}
; 
return false ; 
} 
); 
this.updateSelection(data); 
} 
 else { 
this.opts.element.val(!val? "": val.id); 
this.updateSelection(val); 
} 
this.setPlaceholder(); 
} 
,
clearSearch: function (){ 
_AN_Read_search("search", this).val(""); 
} 
}
); 
MultiSelect2 = clazz(AbstractSelect2, { 
createContainer: function (){ 
return $("<div></div>", { 
"class": "select2-container select2-container-multi",
"style": "width: " + this.getContainerWidth()}
).html(["    <ul class='select2-choices'>", "  <li class='select2-search-field'>", "    <input type='text' autocomplete='off' style='width: 25px;'>", "  </li>", "</ul>", "<div class='select2-drop' style='display:none;'>", "   <ul class='select2-results'>", "   </ul>", "</div>"] .join("")); 
} 
,
prepareOpts: function (){ 
var opts = this.parent.prepareOpts.apply(this, arguments); 
opts = $.extend({ 
}
, { 
closeOnSelect: true }
, opts); 
if (opts.element.get(0).tagName.toLowerCase() === "select") { 
opts.initSelection = function (element){ 
var data = [] ; 
element.find(":selected").each(function (){ 
data.push({ 
id: $(this).attr("value"),
text: $(this).text()}
); 
} 
); 
return data; 
} 
; 
} 
return opts; 
} 
,
initContainer: function (){ 
var selector = ".select2-choices", selection; 
this.searchContainer = this.container.find(".select2-search-field"); 
this.selection = selection = this.container.find(selector); 
_AN_Read_search("search", this).bind("keydown", this.bind(function (e){ 
if (e.which === KEY.BACKSPACE && _AN_Read_search("search", this).val() === "") { 
this.close(); 
var choices, selected = selection.find(".select2-search-choice-focus"); 
if (_AN_Read_length("length", selected) > 0) { 
this.unselect(selected.first()); 
_AN_Read_search("search", this).width(10); 
killEvent(e); 
return ; 
} 
choices = selection.find(".select2-search-choice"); 
if (_AN_Read_length("length", choices) > 0) { 
choices.last().addClass("select2-search-choice-focus"); 
} 
} 
 else { 
selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus"); 
} 
if (this.opened()) { 
switch (e.which){ 
case KEY.UP: case KEY.DOWN: this.moveHighlight((e.which === KEY.UP)? -1: 1); 
killEvent(e); 
return ; 
case KEY.ENTER: this.selectHighlighted(); 
killEvent(e); 
return ; 
case KEY.ESC: this.cancel(e); 
e.preventDefault(); 
return ; 
} 
} 
if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.BACKSPACE || e.which === KEY.ESC) { 
return ; 
} 
_AN_Call_open("open", this); 
if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN) { 
killEvent(e); 
} 
} 
)); 
_AN_Read_search("search", this).bind("keyup", this.bind(this.resizeSearch)); 
this.container.delegate(selector, "click", this.bind(function (e){ 
_AN_Call_open("open", this); 
this.focusSearch(); 
e.preventDefault(); 
} 
)); 
this.container.delegate(selector, "focus", this.bind(function (){ 
this.container.addClass("select2-container-active"); 
this.clearPlaceholder(); 
} 
)); 
this.clearSearch(); 
} 
,
initSelection: function (){ 
var data; 
if (this.opts.element.val() === "") { 
this.updateSelection([] ); 
} 
if (this.select || this.opts.element.val() !== "") { 
data = this.opts.initSelection.call(null , this.opts.element); 
if (data !== undefined && data !== null ) { 
this.updateSelection(data); 
} 
} 
this.close(); 
this.clearSearch(); 
} 
,
clearSearch: function (){ 
var placeholder = this.getPlaceholder(); 
if (placeholder !== undefined && _AN_Read_length("length", this.getVal()) === 0 && _AN_Read_search("search", this).hasClass("select2-focused") === false ) { 
_AN_Read_search("search", this).val(placeholder).addClass("select2-default"); 
_AN_Read_search("search", this).width(this.getContainerWidth()); 
} 
 else { 
_AN_Read_search("search", this).val("").width(10); 
} 
} 
,
clearPlaceholder: function (){ 
if (_AN_Read_search("search", this).hasClass("select2-default")) { 
_AN_Read_search("search", this).val("").removeClass("select2-default"); 
} 
} 
,
open: function (){ 
if (this.opened()) return ; 
this.parent.open.apply(this, arguments); 
this.resizeSearch(); 
this.focusSearch(); 
} 
,
close: function (){ 
if (!this.opened()) return ; 
this.parent.close.apply(this, arguments); 
} 
,
focus: function (){ 
this.close(); 
_AN_Read_search("search", this).focus(); 
} 
,
isFocused: function (){ 
return _AN_Read_search("search", this).hasClass("select2-focused"); 
} 
,
updateSelection: function (data){ 
var ids = [] , filtered = [] , self = this; 
$(data).each(function (){ 
if (indexOf(this.id, ids) < 0) { 
ids.push(this.id); 
filtered.push(this); 
} 
} 
); 
data = filtered; 
this.selection.find(".select2-search-choice").remove(); 
$(data).each(function (){ 
self.addSelectedChoice(this); 
} 
); 
self.postprocessResults(); 
} 
,
onSelect: function (data){ 
this.addSelectedChoice(data); 
if (this.select) { 
this.postprocessResults(); 
} 
if (this.opts.closeOnSelect) { 
this.close(); 
_AN_Read_search("search", this).width(10); 
} 
 else { 
_AN_Read_search("search", this).width(10); 
this.resizeSearch(); 
} 
this.triggerChange(); 
this.focusSearch(); 
} 
,
cancel: function (){ 
this.close(); 
this.focusSearch(); 
} 
,
addSelectedChoice: function (data){ 
var choice, id = data.id, parts, val = this.getVal(); 
parts = ["<li class='select2-search-choice'>", this.opts.formatSelection(data), "<a href='javascript:void(0)' class='select2-search-choice-close' tabindex='-1'></a>", "</li>"] ; 
choice = $(parts.join("")); 
choice.find("a").bind("click dblclick", this.bind(function (e){ 
this.unselect($(_AN_Read_target("target", e))); 
this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus"); 
killEvent(e); 
this.close(); 
this.focusSearch(); 
} 
)).bind("focus", this.bind(function (){ 
this.container.addClass("select2-container-active"); 
} 
)); 
choice.data("select2-data", data); 
choice.insertBefore(this.searchContainer); 
val.push(id); 
this.setVal(val); 
} 
,
unselect: function (selected){ 
var val = this.getVal(), index; 
selected = selected.closest(".select2-search-choice"); 
if (_AN_Read_length("length", selected) === 0) { 
throw "Invalid argument: " + selected + ". Must be .select2-search-choice"
} 
index = indexOf(selected.data("select2-data").id, val); 
if (index >= 0) { 
val.splice(index, 1); 
this.setVal(val); 
if (this.select) this.postprocessResults(); 
} 
selected.remove(); 
this.triggerChange(); 
} 
,
postprocessResults: function (){ 
var val = this.getVal(), choices = this.results.find(".select2-result"), self = this; 
choices.each(function (){ 
var choice = $(this), id = choice.data("select2-data").id; 
if (indexOf(id, val) >= 0) { 
choice.addClass("select2-disabled"); 
} 
 else { 
choice.removeClass("select2-disabled"); 
} 
} 
); 
choices.each(function (i){ 
if (!$(this).hasClass("select2-disabled")) { 
self.highlight(i); 
return false ; 
} 
} 
); 
} 
,
resizeSearch: function (){ 
var minimumWidth, left, maxWidth, containerLeft, searchWidth; 
minimumWidth = measureTextWidth(_AN_Read_search("search", this)) + 10; 
left = _AN_Read_search("search", this).offset().left; 
maxWidth = this.selection.width(); 
containerLeft = this.selection.offset().left; 
searchWidth = maxWidth - (left - containerLeft) - getSideBorderPadding(_AN_Read_search("search", this)); 
if (searchWidth < minimumWidth) { 
searchWidth = maxWidth - getSideBorderPadding(_AN_Read_search("search", this)); 
} 
if (searchWidth < 40) { 
searchWidth = maxWidth - getSideBorderPadding(_AN_Read_search("search", this)); 
} 
_AN_Read_search("search", this).width(searchWidth); 
} 
,
getVal: function (){ 
var val; 
if (this.select) { 
val = this.select.val(); 
return val === null ? [] : val; 
} 
 else { 
val = this.opts.element.val(); 
return splitVal(val, ","); 
} 
} 
,
setVal: function (val){ 
var unique = [] ; 
if (this.select) { 
this.select.val(val); 
} 
 else { 
$(val).each(function (){ 
if (indexOf(this, unique) < 0) unique.push(this); 
} 
); 
this.opts.element.val(_AN_Read_length("length", unique) === 0? "": unique.join(",")); 
} 
} 
,
val: function (){ 
var val, data = [] ; 
if (_AN_Read_length("length", arguments) === 0) { 
return this.getVal(); 
} 
val = arguments[0]; 
if (this.select) { 
this.setVal(val); 
this.select.find(":selected").each(function (){ 
data.push({ 
id: $(this).attr("value"),
text: $(this).text()}
); 
} 
); 
this.updateSelection(data); 
} 
 else { 
val = (val === null )? [] : val; 
this.setVal(val); 
$(val).each(function (){ 
data.push(this.id); 
} 
); 
this.setVal(data); 
this.updateSelection(val); 
} 
this.clearSearch(); 
} 
}
); 
$.fn.select2 = function (){ 
var args = Array.prototype.slice.call(arguments, 0), opts, select2, value, multiple, allowedMethods = ["val", "destroy", "open", "close", "focus", "isFocused"] ; 
this.each(function (){ 
if (_AN_Read_length("length", args) === 0 || typeof (args[0]) === "object") { 
opts = _AN_Read_length("length", args) === 0? { 
}
: $.extend({ 
}
, args[0]); 
opts.element = $(this); 
if (opts.element.get(0).tagName.toLowerCase() === "select") { 
multiple = opts.element.attr("multiple"); 
} 
 else { 
multiple = opts.multiple || false ; 
if ("tags" in opts) { 
opts.multiple = multiple = true ; 
} 
} 
select2 = multiple? new MultiSelect2(): new SingleSelect2(); 
_AN_Call_init("init", select2, opts); 
} 
 else if (typeof (args[0]) === "string") { 
if (indexOf(args[0], allowedMethods) < 0) { 
throw "Unknown method: " + args[0]
} 
value = undefined; 
select2 = $(this).data("select2"); 
if (select2 === undefined) return ; 
value = select2[args[0]].apply(select2, args.slice(1)); 
if (value !== undefined) { 
return false ; 
} 
} 
 else { 
throw "Invalid arguments to select2 plugin: " + args
} 
} 
); 
return (value === undefined)? this: value; 
} 
; 
window.Select2 = { 
query: { 
ajax: ajax,
local: local,
tags: tags}
,
util: { 
debounce: debounce}
,
"class": { 
"abstract": AbstractSelect2,
"single": SingleSelect2,
"multi": MultiSelect2}
}
; 
} 
(jQuery));