var xmlHttp
var siteurl

function showSelectedModels(siteurl,make,model)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url=siteurl
url=url+"/includes/getmodels.php"
url=url+"?q="+make
url=url+"&model="+model
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}


function showModels(siteurl,make,model)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url=siteurl
url=url+"/includes/getmodels.php"
url=url+"?q="+make
url=url+"&model="+model
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}




function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
document.getElementById("modelslist").innerHTML=xmlHttp.responseText 
 } else if (xmlHttp.readyState>0 && xmlHttp.readyState<4)
 { 
document.getElementById("modelslist").innerHTML = '<font size=2>Loading Models...</font>'; 
 } 
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}