//	$Id: base.js 656 2008-05-21 08:46:30Z dieter $
function ajaxCall(_s, _f)	//	source, function
{
var d, r;	//	done, request

	try {
		r = new XMLHttpRequest();	// Firefox, Opera 8.0+, Safari
	} catch (e) {	// Internet Explorer
		try {
			r = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				r = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}

	d = 0;
	r.onreadystatechange = function()
	{
		if(r.readyState==4 && d==0) {	//	check r.status==200
			d++;
			_f(r.responseText);
		}
	}

	r.open('GET', _s, true);
	r.send(null);
}