/************************ AJAX: */


function fill_subcats(selel, nextno)
{

	var XHT=GetXmlHttpObjectdum();
	if (XHT==null)
	  {
	  alert ("Your browser does not support AJAX!");
	  return;
	  }
	
	var url="actions/reqselect_subcategory.php";
	url=url+"?upid="+selel.options[selel.selectedIndex].value;
	url=url+"&nextno="+nextno.toString();
	url=url+"&sid="+Math.random();
	
	XHT.onreadystatechange=function() {
		fill_subcats_show(XHT, nextno);
	}
	
	
	XHT.open("GET",url,true);
	XHT.send(null);
}

function fill_subcats_show(XHT, nextno) 
{
if (XHT.readyState!=4)
{
	showajaxloaderdum('div_sub'+nextno.toString());
}
if (XHT.readyState==4)
{
	response=XHT.responseText;
	elbox=locate_el('div_sub'+nextno.toString());
	elbox.innerHTML=response;
	
	selel=locate_el('sub'+(nextno-1).toString());
	if(selel.options[selel.selectedIndex].value=="0")
		{
			if(nextno<3)
				{
					nselel=locate_el('sub'+nextno.toString());
					fill_subcats(nselel, nextno+1);
				}
		}
}
}