function callbutton(rs, ud)
{
	var dt = new Date();
	var tz = dt.getTimezoneOffset();

	var sk = "eK3sVp9kJhCSx84kXas2Fka8skJCs3d02jdVAzpO23aKnFj23sk8UhGbbF3ksM4L";
	var url = "http://tg6006.callbutton.net/bin/popup.cfm?sk=" + sk + "&rs=" + rs +
		"&ud=" + escape(ud) + "&tz=" + tz.toString() + "&src=" + document.URL;

	// open popup window; set size based on passed B)anner flag
	if (rs.indexOf('B') >= 0)
		popup = window.open(url, "Callbutton", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,top=10,left=10,width=300,height=460");
	else
		popup = window.open(url, "Callbutton", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,top=10,left=10,width=300,height=400");

	// jump parent back to source page, if requested by passed J)umpback flag
	if (rs.indexOf('J') >= 0)
	{
		if (navigator.appName == 'Netscape')
			window.back();
		else
			history.back();

		popup.focus();
	}
}