var ddaccordion={
 contentclassname:{},
 expandone:function(headerclass, selected){
  this.toggleone(headerclass, selected, "expand")},
 collapseone:function(headerclass, selected){
  this.toggleone(headerclass, selected, "collapse")},
 expandall:function(headerclass){
  var $=jQuery
  var $headers=$('.'+headerclass)
  $('.'+this.contentclassname[headerclass]+':hidden').each(function(){
   $headers.eq(parseInt($(this).attr('contentindex'))).trigger("evt_accordion")
  })},
 collapseall:function(headerclass){
  var $=jQuery
  var $headers=$('.'+headerclass)
  $('.'+this.contentclassname[headerclass]+':visible').each(function(){
   $headers.eq(parseInt($(this).attr('contentindex'))).trigger("evt_accordion")
  })},
 toggleone:function(headerclass, selected, optstate){
  var $=jQuery
  var $targetHeader=$('.'+headerclass).eq(selected)
  var $subcontent=$('.'+this.contentclassname[headerclass]).eq(selected)
  if (typeof optstate=="undefined" || optstate=="expand" && $subcontent.is(":hidden") || optstate=="collapse" && $subcontent.is(":visible"))
   $targetHeader.trigger("evt_accordion")},
 expandit:function($targetHeader, $targetContent, config, useractivated){
  $targetContent.slideDown(config.animatespeed, function(){config.onopenclose($targetHeader.get(0), parseInt($targetHeader.attr('headerindex')), $targetContent.css('display'), useractivated)})
  this.transformHeader($targetHeader, config, "expand")},
 collapseit:function($targetHeader, $targetContent, config, isuseractivated){
  $targetContent.slideUp(config.animatespeed, function(){config.onopenclose($targetHeader.get(0), parseInt($targetHeader.attr('headerindex')), $targetContent.css('display'), isuseractivated)})
  this.transformHeader($targetHeader, config, "collapse")
 },
 transformHeader:function($targetHeader, config, state){
  $targetHeader.addClass((state=="expand")? config.cssclass.expand : config.cssclass.collapse)
  .removeClass((state=="expand")? config.cssclass.collapse : config.cssclass.expand)
  if (config.htmlsetting.location=='src'){
   $targetHeader=($targetHeader.is("img"))? $targetHeader : $targetHeader.find('img').eq(0)
   $targetHeader.attr('src', (state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)}
  else if (config.htmlsetting.location=="prefix") 
     $targetHeader.find('.accordprefix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
  else if (config.htmlsetting.location=="suffix")
   $targetHeader.find('.accordsuffix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)},
 urlparamselect:function(headerclass){
  var result=window.location.search.match(new RegExp(headerclass+"=((\\d+)(,(\\d+))*)", "i")) 
  if (result!=null)
   result=RegExp.$1.split(',')
  return result},
 getCookie:function(Name){ 
  var re=new RegExp(Name+"=[^;]+", "i")
  if (document.cookie.match(re))
   return document.cookie.match(re)[0].split("=")[1]
  return null},
 setCookie:function(name, value){
  document.cookie = name + "=" + value + "; path=/"},
 init:function(config){
 document.write('<style type="text/css">\n')
 document.write('.'+config.contentclass+'{display: none}\n')
 document.write('<\/style>')
 jQuery(document).ready(function($){
  ddaccordion.urlparamselect(config.headerclass)
  var persistedheaders=ddaccordion.getCookie(config.headerclass)
  ddaccordion.contentclassname[config.headerclass]=config.contentclass
  config.cssclass={collapse: config.toggleclass[0], expand: config.toggleclass[1]}
  config.revealtype=/^(click)|(mouseover)$/i.test(config.revealtype)? config.revealtype.replace(/mouseover/i, "mouseenter") : "click"
  config.htmlsetting={location: config.togglehtml[0], collapse: config.togglehtml[1], expand: config.togglehtml[2]}
  config.oninit=(typeof config.oninit=="undefined")? function(){} : config.oninit
  config.onopenclose=(typeof config.onopenclose=="undefined")? function(){} : config.onopenclose
  var lastexpanded={}
  var expandedindices=ddaccordion.urlparamselect(config.headerclass) || ((config.persiststate && persistedheaders!=null)? persistedheaders : config.defaultexpanded)
  if (typeof expandedindices=='string')
   expandedindices=expandedindices.replace(/c/ig, '').split(',')
  var $subcontents=$('.'+config["contentclass"])
  if (expandedindices.length==1 && expandedindices[0]=="-1") 
   expandedindices=[]
  if (config["collapseprev"] && expandedindices.length>1)
   expandedindices=[expandedindices.pop()]
  if (config["onemustopen"] && expandedindices.length==0)
   expandedindices=[0]
  $('.'+config["headerclass"]).each(function(index){
   if (/(prefix)|(suffix)/i.test(config.htmlsetting.location) && $(this).html()!=""){
    $('<span class="accordprefix"></span>').prependTo(this)
    $('<span class="accordsuffix"></span>').appendTo(this)
   }
   $(this).attr('headerindex', index+'h')
   $subcontents.eq(index).attr('contentindex', index+'c')
   var $subcontent=$subcontents.eq(index)
   var needle=(typeof expandedindices[0]=="number")? index : index+''
   if (jQuery.inArray(needle, expandedindices)!=-1){
    if (config.animatedefault==false)
     $subcontent.show()
    ddaccordion.expandit($(this), $subcontent, config, false)
    lastexpanded={$header:$(this), $content:$subcontent}
   } 
   else{
    $subcontent.hide()
    config.onopenclose($(this).get(0), parseInt($(this).attr('headerindex')), $subcontent.css('display'), false)
    ddaccordion.transformHeader($(this), config, "collapse")
   }
  })
  $('.'+config["headerclass"]).bind("evt_accordion", function(){
    var $subcontent=$subcontents.eq(parseInt($(this).attr('headerindex')))
    if ($subcontent.css('display')=="none"){
     ddaccordion.expandit($(this), $subcontent, config, true)
     if (config["collapseprev"] && lastexpanded.$header && $(this).get(0)!=lastexpanded.$header.get(0)){ 
      ddaccordion.collapseit(lastexpanded.$header, lastexpanded.$content, config, true) 
     }
     lastexpanded={$header:$(this), $content:$subcontent}
    }
    else{
     ddaccordion.collapseit($(this), $subcontent, config, true)
    }
   })
  $('.'+config["headerclass"]).bind(config.revealtype, function(){
   if (config.revealtype=="mouseenter"){
    ddaccordion.expandone(config["headerclass"], parseInt($(this).attr("headerindex")))
   }
   else{
    $(this).trigger("evt_accordion")
    return false
   }
  })
  config.oninit($('.'+config["headerclass"]).get(), expandedindices)
  $(window).bind('unload', function(){
   $('.'+config["headerclass"]).unbind()
   var expandedindices=[]
   $('.'+config["contentclass"]+":visible").each(function(index){
    expandedindices.push($(this).attr('contentindex'))
   })
   if (config.persiststate==true){
    expandedindices=(expandedindices.length==0)? '-1c' : expandedindices 
    ddaccordion.setCookie(config.headerclass, expandedindices)
   }
  })
 })
 }
}