// Get the HTTP Object
function getHTTPObject()
	{   
		if (window.ActiveXObject)        
			{
				return new ActiveXObject("Microsoft.XMLHTTP");  
			}
		else if (window.XMLHttpRequest)        
			{
				return new XMLHttpRequest();   
			}
		else 
			{      
				alert("Your browser does not support AJAX.");      
				return null;   
			}
	}