var detailWindow = null;

function view_photo(url) {
  var width = 645;
  var height = 485;
  var top = (screen.height - height) / 2;
  var left = (screen.width - width) / 2;
  detailWindow = window.open('' + url + '','DETAIL','resizable=yes,scrollbars=yes,menubar=no,width='+width+',height='+height+',top='+top+',left='+left+'');
  detailWindow.focus();
}