function SelectCompModel()
{
		var ctrlcomp = document.getElementById("ddlCompareCompetitive");
		var ctrlbmw = document.getElementById("ddlCompareBmw"); 
	
	if  ( ( ctrlcomp != null ) && ( ctrlcomp.selectedIndex > 0 )) 
		{ 
			
    		if ( ctrlcomp != null ) 
    		{ 
				if ( ctrlcomp.selectedIndex == 0 ) 
    			{ 
    	 			return false;     	 	
    			} 
				else
				{
					ctrlbmw.selectedIndex = 0 	
					return true;
				}	
			} 
		}
}

function SelectBmwModel()
{    
	var ctrlcomp = document.getElementById("ddlCompareCompetitive");
	var ctrlbmw = document.getElementById("ddlCompareBmw"); 
//check bmw model 
 if  ( ( ctrlbmw != null ) && ( ctrlbmw.selectedIndex > 0 )) 
	  { 
			//alert('bmwmodel');
    		if ( ctrlbmw != null ) 
    		{ 
			if ( ctrlbmw.selectedIndex == 0 ) 
    			{ 
    	 			return false;     	 	
    			} 
			else
				{
					ctrlcomp.selectedIndex = 0 	
					return true;
				}	
	  		} 
    }

}

/*panel 2*/
var enablepersist="off"; //Enable saving state of content structure using session cookies? (on/off)
var collapseprevious="no"; //Collapse previously open content when opening present? (yes/no)
var contractsymbol='<img src="cbimages/red_icon_down.gif">' ;
var expandsymbol='<img src="cbimages/red_icon_right.gif">'; 

if (document.getElementById){
document.write('<style type="text/css">')
document.write('.switchcontent{display:none;}')
document.write('</style>')
}

function getElementbyClass(rootobj, classname){
	var temparray=new Array()
	var inc=0
	var rootlength=rootobj.length
	for (i=0; i<rootlength; i++){
	if (rootobj[i].className==classname)
	temparray[inc++]=rootobj[i]}
	return temparray
}


function sweeptoggle(ec){
var thestate=(ec=="expand")? "block" : "none"
var inc=0
while (ccollect[inc]){
ccollect[inc].style.display=thestate
inc++
}
revivestatus()
}

function contractcontent(omit){
var inc=0
while (ccollect[inc]){
if (ccollect[inc].id!=omit)
ccollect[inc].style.display="none"
inc++
}
}
function expandcontent(curobj, cid){
var spantags=curobj.getElementsByTagName("SPAN")
var showstateobj=getElementbyClass(spantags, "showstate")
if (ccollect.length>0){
if (collapseprevious=="yes")
contractcontent(cid)
document.getElementById(cid).style.display=(document.getElementById(cid).style.display!="block")? "block" : "none"
if (showstateobj.length>0){ //if "showstate" span exists in header
if (collapseprevious=="no")
showstateobj[0].innerHTML=(document.getElementById(cid).style.display=="block")? contractsymbol : expandsymbol
else
revivestatus()
}
}
}

function revivecontent(){
contractcontent("omitnothing")
selectedItem=getselectedItem()
selectedComponents=selectedItem.split("|")
for (i=0; i<selectedComponents.length-1; i++)
document.getElementById(selectedComponents[i]).style.display="block"
}

function revivestatus(){
var inc=0
while (statecollect[inc]){
if (ccollect[inc].style.display=="block")
statecollect[inc].innerHTML=contractsymbol
else
statecollect[inc].innerHTML=expandsymbol
inc++
}
} 

function get_cookie(Name) { 
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) { 
offset += search.length
end = document.cookie.indexOf(";", offset);
if (end == -1) end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset, end))
}
}
return returnvalue;
}

function getselectedItem(){
if (get_cookie(window.location.pathname) != ""){
selectedItem=get_cookie(window.location.pathname)
return selectedItem
}
else
return ""
}
function saveswitchstate(){
var inc=0, selectedItem=""
while (ccollect[inc]){
if (ccollect[inc].style.display=="block")
selectedItem+=ccollect[inc].id+"|"
inc++
}
document.cookie=window.location.pathname+"="+selectedItem
}



function do_onload()
{
	uniqueidn=window.location.pathname+"firsttimeload"
	var alltags=document.all? document.all : document.getElementsByTagName("*")
	ccollect=getElementbyClass(alltags, "divitem")
	statecollect=getElementbyClass(alltags, "showstate")
	if (enablepersist=="on" && ccollect.length>0)
	{
		document.cookie=(get_cookie(uniqueidn)=="")? uniqueidn+"=1" : uniqueidn+"=0"
	   firsttimeload=(get_cookie(uniqueidn)==1)? 1 : 0 //check if this is 1st page load
		if (!firsttimeload)
		revivecontent()
	}
	else //first-time show gen
	{
	revivecontent();
	if ( document.getElementById('sc1')) // if this exists 
		expandcontent(document.getElementById('sc1'), 'sc1');
	}
	if (ccollect.length>0 && statecollect.length>0)
	revivestatus()
	
}


if (window.addEventListener)
window.addEventListener("load", do_onload, false)
else if (window.attachEvent)
window.attachEvent("onload", do_onload)
else if (document.getElementById)
window.onload=do_onload

//if (enablepersist=="on" && document.getElementById)
//window.onunload=saveswitchstate