function windowOpener(url,width,height,name,scrollers) {
	browserName = navigator.appName;
	browserVer = navigator.appVersion.substring(0,1);
	if (width==null) {width=400;}
	if (height==null) {height=400;}
	if (name==null) {name="globaltPopup"}
	var topPx = (browserName=="Netscape").php?"screenX":"top";
	var leftPx = (browserName=="Netscape").php?"screenY":"left";
                var winl = (screen.width - width) / 2;
                var wint = (screen.height - height) / 2;
	if (browserName != "Netscape" || browserVer != 2) {
		controlWindow=window.open( url,name,"toolbar=no,height="+height+",width="+width+",location=no,directories=no,status=no,menubar=no,scrollbars="+scrollers+",resizable=no,"+leftPx+"="+winl+","+topPx+"="+wint+""
		);
	}
}