/*
function showTag(navelement) {
	var navelement = navelement;
	document.getElementById(navelement).className = "on";
}
function hideTag(navelement) {
	var navelement = navelement;
	document.getElementById(navelement).className = "off";
}
function switchPic(newpic) {
	document.getElementById("mainPic").src = "/_images/"+newpic;
}




// macromedia functions
// ----------------------------------------------------------------------------------------------------------------------------
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
if (restore) selObj.selectedIndex=0;
} 

*/

function getParam(form,pars,paramName,isRadio){
	var input = eval("document."+form.name+"."+paramName);
	if ( input == null ){
		return "";
	}
	var paramValue = '';
	if( isRadio != null && isRadio ){
		paramValue = getCheckedValue(input);
		//alert("value:"+paramValue);
	}
	else if( isRadio != null && !isRadio ){
		if(input.checked){
		paramValue = "&" + paramName + "=" + input.value;
		}
		return paramValue;
	}
	else{
		paramValue = input.value;
	}
	if ( paramValue != ''){
		if ( pars == '' ){
			paramValue = paramName+"="+paramValue;
		}else{
			paramValue = "&"+paramName+"="+paramValue;
		}
	}
	return paramValue;
}

// return the value of the radio button that is checked
// return an empty string if none are checked, or
// there are no radio buttons
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}

function showLightBox(anchor)
{
	
	 var zipCode ='' 
		 
		 if($('zipcode'))
		 {
			 zipCode = $('zipcode').value;
		 }
		 else
		 {
			 zipCode = $('zipCode').value;
		 }
	 
	 //alert("zip="+zipCode+"  bodyType="+bodyType+"  make="+make+"  model="+model);
	
	 if(zipCode == null || zipCode == '' ){
		// alert("zip not present");
		 var param = "r="+Math.floor(Math.random()*999999);
	 	var url = anchor.href;
	 	//alert("zip present : " + url );
	 	var par = url.substring(url.indexOf("?")+1);
	 	param = param + "&" + par +"&wvid="+getWvidValue();
		myLightWindow.activateWindow({href: '/usedcars/quickZip.jsp?'+param, title: 'Enter ZipCode',lightwindow_type:'external',width:200,height:110});
	
		
		 
	 }else{
		
		 //anchor.href+"&zipCode="+zipCode;
		 window.location.href=anchor.href+"&zipCode="+zipCode+"&wvid="+getWvidValue();
			 			 
		 }
	 return false;
	 
				
}

function page_loaded(evt) {
	$$(".wvidClass").each(function(item) {Event.observe(item, 'click', item_clicked) }.bind(this));
	  
}

function item_clicked(evt){
	var child = Event.element(evt);
	var node = child;
	var flag=new Boolean(false);
	var i=0;
	for (i=0;i<=3;i++)
	{
		if(!node)	
			break;
		if(node.href){
			flag = true;
			break;
		}	
		else
			node = node.parentNode;
	}
  if(flag == true){
	 if(node.href.indexOf("?") != -1){ 
		 node.href = node.href + "&wvid="+getWvidValue();
	 }	 
  else{
		node.href = node.href + "?wvid="+getWvidValue();
	}	
  }		
}

function getWvidValue(){

	var wvidValue = document.getElementById("wvidValue").value;
	
	if(wvidValue)
		return wvidValue;
	else
		return null;
	
}