var req = createRequestObject();
function createRequestObject()
{
	var request = null;
	var browser = navigator.appName;

	switch(browser)
	{
		case "Microsoft Internet Explorer" :
			request = new ActiveXObject("Microsoft.XMLHTTP");
			break;
		default :
			request = new XMLHttpRequest();
			break;
	}
	return request;
}

function displayModel()
{
	req.open('get', '/includes/details.php?action=getSub&make=' + document.getElementById("make").value);
	req.onreadystatechange = handleModel;
	req.send(null);
}

function handleModel()
{

	if(req.readyState == 4)
	{
		var response = req.responseText;
		var update = new Array();

		if (response.indexOf('|' != -1))
		{
			update = response.split('|');
			document.getElementById("divModel").innerHTML = update[1];

		}
	}
}