function NewWindow(mypage, x, y) {
var winl = (screen.width - x) / 2;
var wint = (screen.height - y) / 2;
var winh = y;
var winlarg = x;
winprops = 'height='+winh+',width='+winlarg+',top='+wint+',left='+winl+',scrollbars=no,resizable=no'
win = window.open(mypage, 'photos', winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}