var ng = navigator;
var ua = ng.userAgent;
var nav = (ng.appName == 'Netscape');
var ie4 = (ng.appVersion.indexOf('MSIE 4') != -1);
var mac = (ua.indexOf('Mac') != -1);
var aol = (ua.indexOf('AOL') != -1);
var hnd;

function openDoss(url) {
	if (mac) { w=nav?679:669; h=nav?410:(ie4?392:389); } else { w=nav?681:685; h=aol?415:410; }
	hnd = window.open(url,'dossier','resizable,scrollbars,width='+w+',height='+h+',screenx=45,screeny=50,left=45,top=50');
	if (hnd && !ie4) { hnd.focus(); blur(); }
	dossOpen = true;
	return false;
}