// JavaScript Document
 var http_request = false;

function makeRequest() 
{

	http_request = false;

	if (window.XMLHttpRequest) 
	{ // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if(http_request.overrideMimeType) 
		{
			http_request.overrideMimeType('text/xml');
			// See note below about this line
		}
	} 
	else if (window.ActiveXObject) 
	{
		try 
		{
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (e) 
		{
			try 
			{
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} 
			catch (e) {}
		}
	}

	if (!http_request)
	{
		alert('Giving up :( Cannot create an XMLHTTP instance');
		return(false);
	}
	else
	{
		return(http_request);
	}
}