var xmlhttp;

function showModels(str)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Browser does not support HTTP Request");
  return;
  }
var url="index.php?option=com_getModels&no_html=1&";
url=url+"makeid="+str;
xmlhttp.onreadystatechange=stateChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);

}

function stateChanged()
{
if (xmlhttp.readyState==4)
	{
		html1 = "<h3 class=\"ui-widget-header ui-corner-all\">Search By Model</h3>";
		document.getElementById("list").innerHTML=html1 + xmlhttp.responseText;
	
	}
}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}