//the ajax object for all ajax functions
function ajaxObject()
{
	var objectsuccess = true;
	var xmlHttp;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				objectsuccess = false;
			}
		}
	}
 
	if(objectsuccess == false)
	{
		alert("Your browser does not support AJAX!");
		return false;
	}
	else
	{
		return xmlHttp;
	}
}

/*postVars example
variable1=value&variable2=value&variable3=value&variable4=value
*/
function triggerPost(postVars, url)
{
	var xmlHttp = ajaxObject();
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			return xmlHttp.responseText;
		}
	}
 
	xmlHttp.open("POST",url,true);
	xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
	xmlHttp.send(postVars);
	return xmlHttp;
}

function ajaxlogin()
{
	//generate variables in query string format leaving out the innitial "?"
	var postVars = "";
 
	//the script you want to post to ex. forms/submitform.php
	var url = "";
 
	var xmlHttp = triggerPost(postVars, url);
 
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			var formOutPut = xmlHttp.responseText;
			//process the form response
		}
	}
}