function openWindow (url)  {

// width & height & top
var w = 700;
var h = 500;
var top = 48
// new window position -- right, left, center
var position = "center"

var winX = 32;
var winY = top;

bVer = parseInt (navigator.appVersion);
if (bVer >= 4)  {
	if(position=="right") {
		winX = screen.width - w -32;
		}
	if(position=="center") {
		winX = (screen.width/2)-(w/2);
		winY = (screen.height/2)-(h/2);
		}
}

popupWin = window.open (url,'newwin','toolbar=no,width='+ w +',height= ' + h + ',directories=no,status=no,scrollbars=yes,resizable=yes,top=' + winY + ',left=' + winX +',menubar=no');
}