function openPopup(loc, w, h) {
	if ( !loc ) { return false; }

	var date = new Date();
	var name = "" + date.getTime();
	var win = null;

	tp = Math.ceil((screen.height-h)/2);
	lf = Math.ceil((screen.width-w)/2);

	var win=window.open(_locale_url+loc,name,"width="+w+",height="+h+",top="+tp+",left="+lf+',channelmode=no,toolbar=yes,location=no,directories=no,status=no,menubar=no,scrollbars=1,copyhistory=no,resizable=no');

	win.focus();
	return win;
 }