function getXHTTP( )
{
	var xhttp;
	try
	{   // The following "try" blocks get the XMLHTTP object for various browsers…
		xhttp = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (e)
	{
		try
		{
			xhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (e2)
		{
 		 	// This block handles Mozilla/Firefox browsers...
			try
			{
				xhttp = new XMLHttpRequest();
	    	}
			catch (e3)
			{
				xhttp = false;
	    	}
      	}
    }
	return xhttp; // Return the XMLHTTP object
}