// script to open photo viewer popup window
function popWin(url) {
  var hres = 820;
  var vres = screen.availHeight;
  remote = window.open(url,"viewer","width=" + hres + ",height=vres,left=0,top=0,resizable=1,menubar=0,status=0,scrollbars=1");
  remote.opener.name = "pswin";
}