var is_focussed=false;

window.onfocus=new Function("is_focussed=true");
window.onblur=new Function("is_focussed=false");

function ow(url, wid, hig, nam)
{
	var nw;
	var extr='';
	var winspec='toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=yes,copyhistory=no,width='+wid+',height='+hig;

	if(navigator.appName=="Netscape") { // mozilla allows window.focus() to be disabled in settings
		nw=window.open('', nam, winspec);
		nw.focus();
		if(nw.is_focussed==false) {
			extr=',screenX='+nw.screenX+',screenY='+nw.screenY;
			nw.close();
		}
	}
	nw=window.open(url, nam, winspec+extr);
	nw.focus();
}