(function($,undefined){var PROP_NAME='selectbox',FALSE=false,TRUE=true;function Selectbox(){this._state=[];this._defaults={classHolder:"sbHolder",classHolderDisabled:"sbHolderDisabled",classSelector:"sbSelector",classOptions:"sbOptions",classToggleOpen:"sbToggleOpen",classToggle:"sbToggle",effect:"slide",onChange:null,onOpen:null,onClose:null};}
$.extend(Selectbox.prototype,{_isOpenSelectbox:function(target){if(!target){return FALSE;}
var inst=this._getInst(target);return inst.isOpen;},_isDisabledSelectbox:function(target){if(!target){return FALSE;}
var inst=this._getInst(target);return inst.isDisabled;},_attachSelectbox:function(target,settings){if(this._getInst(target)){return FALSE;}
var $target=$(target),self=this,inst=self._newInst($target),sbHolder,sbSelector,sbToggle,sbOptions,s=FALSE,opts=$target.find("option"),olen=opts.length;$.extend(inst.settings,self._defaults,settings);self._state[inst.uid]=FALSE;$target.hide();sbHolder=$("<div>",{"id":"sbHolder_"+inst.uid,"class":inst.settings.classHolder,"focusin":function(){var key,uid=$(this).attr("id").split("_")[1];for(key in self._state){if(key!==uid){if(self._state.hasOwnProperty(key)){$("#sbOptions_"+key).hide();$("#sbToggle_"+key).removeClass(inst.settings.classToggleOpen);self._state[key]=FALSE;}}}}});sbSelector=$("<a>",{"id":"sbSelector_"+inst.uid,"href":"#","class":inst.settings.classSelector,"click":function(e){e.preventDefault();var uid=$(this).attr("id").split("_")[1];if(self._state[uid]){self._closeSelectbox(target);}else{self._openSelectbox(target);}}});sbToggle=$("<a>",{"id":"sbToggle_"+inst.uid,"href":"#","class":inst.settings.classToggle,"click":function(e){e.preventDefault();var uid=$(this).attr("id").split("_")[1];if(self._state[uid]){self._closeSelectbox(target);}else{self._openSelectbox(target);}}});sbToggle.appendTo(sbHolder);sbOptions=$("<ul>",{"id":"sbOptions_"+inst.uid,"class":inst.settings.classOptions,"css":{"display":"none"}});opts.each(function(i){var that=$(this),li=$("<li>");if(that.is(":selected")){sbSelector.text(that.text());s=TRUE;}
if(i===olen-1){li.addClass("last");}
$("<a>",{"href":"#"+that.val(),"rel":that.val(),"text":that.text(),"click":function(e){e.preventDefault();var t=sbToggle,uid=t.attr("id").split("_")[1];self._changeSelectbox(target,$(this).attr("rel"),$(this).text());self._closeSelectbox(target);}}).appendTo(li);li.appendTo(sbOptions);});if(!s){sbSelector.text(opts.first().text());}
$.data(target,PROP_NAME,inst);sbSelector.appendTo(sbHolder);sbOptions.appendTo(sbHolder);sbHolder.insertAfter($target);},_detachSelectbox:function(target){var inst=this._getInst(target);if(!inst){return FALSE;}
$("#sbHolder_"+inst.uid).remove();$.data(target,PROP_NAME,null);$(target).show();},_changeSelectbox:function(target,value,text){var inst=this._getInst(target),onChange=this._get(inst,'onChange');$("#sbSelector_"+inst.uid).text(text);$(target).children("option[value='"+value+"']").attr("selected",TRUE);if(onChange){onChange.apply((inst.input?inst.input[0]:null),[value,inst]);}else if(inst.input){inst.input.trigger('change');}},_enableSelectbox:function(target){var inst=this._getInst(target);if(!inst||!inst.isDisabled){return FALSE;}
$("#sbHolder_"+inst.uid).removeClass(inst.settings.classHolderDisabled);inst.isDisabled=FALSE;$.data(target,PROP_NAME,inst);},_disableSelectbox:function(target){var inst=this._getInst(target);if(!inst||inst.isDisabled){return FALSE;}
$("#sbHolder_"+inst.uid).addClass(inst.settings.classHolderDisabled);inst.isDisabled=TRUE;$.data(target,PROP_NAME,inst);},_optionSelectbox:function(target,name,value){var inst=this._getInst(target);if(!inst){return FALSE;}
inst[name]=value;$.data(target,PROP_NAME,inst);},_openSelectbox:function(target){var inst=this._getInst(target);if(!inst||inst.isOpen||inst.isDisabled){return;}
var el=$("#sbOptions_"+inst.uid),viewportHeight=parseInt($(window).height(),10),offset=$("#sbHolder_"+inst.uid).offset(),scrollTop=$(window).scrollTop(),height=el.prev().height(),diff=viewportHeight-(offset.top-scrollTop)-height/2,onOpen=this._get(inst,'onOpen');var maxHeight=$(target).css("maxHeight")?$(target).css("maxHeight"):(diff-height)+"px";el.css({"top":height+"px","maxHeight":maxHeight});inst.settings.effect==="fade"?el.fadeIn():el.slideDown();$("#sbToggle_"+inst.uid).addClass(inst.settings.classToggleOpen);this._state[inst.uid]=TRUE;inst.isOpen=TRUE;if(onOpen){onOpen.apply((inst.input?inst.input[0]:null),[inst]);}
$.data(target,PROP_NAME,inst);},_closeSelectbox:function(target){var inst=this._getInst(target);if(!inst||!inst.isOpen){return;}
var onClose=this._get(inst,'onClose');inst.settings.effect==="fade"?$("#sbOptions_"+inst.uid).fadeOut():$("#sbOptions_"+inst.uid).slideUp();$("#sbToggle_"+inst.uid).removeClass(inst.settings.classToggleOpen);this._state[inst.uid]=FALSE;inst.isOpen=FALSE;if(onClose){onClose.apply((inst.input?inst.input[0]:null),[inst]);}
$.data(target,PROP_NAME,inst);},_newInst:function(target){var id=target[0].id.replace(/([^A-Za-z0-9_-])/g,'\\\\$1');return{id:id,input:target,uid:Math.floor(Math.random()*99999999),isOpen:FALSE,isDisabled:FALSE,settings:{}};},_getInst:function(target){try{return $.data(target,PROP_NAME);}
catch(err){throw'Missing instance data for this selectbox';}},_get:function(inst,name){return inst.settings[name]!==undefined?inst.settings[name]:this._defaults[name];}});$.fn.selectbox=function(options){var otherArgs=Array.prototype.slice.call(arguments,1);if(typeof options=='string'&&options=='isDisabled'){return $.selectbox['_'+options+'Selectbox'].apply($.selectbox,[this[0]].concat(otherArgs));}
if(options=='option'&&arguments.length==2&&typeof arguments[1]=='string'){return $.selectbox['_'+options+'Selectbox'].apply($.selectbox,[this[0]].concat(otherArgs));}
return this.each(function(){typeof options=='string'?$.selectbox['_'+options+'Selectbox'].apply($.selectbox,[this].concat(otherArgs)):$.selectbox._attachSelectbox(this,options);});};$.selectbox=new Selectbox();$.selectbox.version="0.1";})(jQuery);