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)
}
})
})
}
}