var xmlhttp;
var rettype;
var returntype;

function loadxml(rettype, selval)
{
	returntype = rettype;
	xmlhttp=null;
	if (rettype == 'fulladvert') {
		url=selval;
	}
	
	// code for Mozilla, etc.
	if (window.XMLHttpRequest)
	  {
	  xmlhttp=new XMLHttpRequest()
	  }
	// code for IE
	else if (window.ActiveXObject)
	  {
	  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP")
	  }
	if (xmlhttp!=null)
	  {
	  xmlhttp.onreadystatechange=state_Change
	  xmlhttp.open("GET",url,true)
	  xmlhttp.send(null)
	  }
	else
	  {
	  alert("Your browser does not support XMLHTTP.")
	  }
}

function state_Change()
{
	// if xmlhttp shows "loaded"
	if (xmlhttp.readyState==4) {
		// if "OK"
		if (xmlhttp.status==200) {
			if(returntype == 'fulladvert') {
				var advertdiv = document.getElementById('c_content');
				advertdiv.innerHTML = xmlhttp.responseText;
			}
		}
	} else {
		//alert("Problem retrieving XML data ("+xmlhttp.readyState+")")
	}
}