function getHTTPObject()
{
	if (typeof XMLHttpRequest != 'undefined')
    {
    	return new XMLHttpRequest();
    }
    try
    {
        return new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e)
    {
        try
        {
            return new ActiveXObject("Microsoft.XMLHTTP");
        }
        catch (e)
        {
        	alert("Unable to create HTTPRequest object");
        }
    }
    return false;
}