/**
 * HTTP Request initializer.
 */
 function getHTTPObject()
 {
	var xmlhttp;
	/*@cc_on
	@if (@_jscript_version >= 5)
	try
	{
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (e)
	{
		try
		{
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (E)
		{
			xmlhttp = false;
		}
	} 
	@else
		xmlhttp = false;
	@end @*/
	if (!xmlhttp && typeof XMLHttpRequest != "undefined")
	{
		try
		{
			xmlhttp = new XMLHttpRequest();
		}
		catch (e)
		{
			xmlhttp = false;
		}
	}
	return xmlhttp;
 }

/**
 * Initialize HTTP Request object.
 */
 var http = getHTTPObject();