var _POPUP_FEATURES = 'directories=no,menubar=no,status=no,titlebar=no,toolbar=no,width=820,height=700';

var _SMALL_POPUP = 'directories=no,menubar=no,status=no,titlebar=no,scrollbars=yes,toolbar=no,width=400,height=600';


var _SMALL_POPUPTWO = 'directories=no,menubar=no,status=no,titlebar=no,scrollbars=yes,toolbar=no,width=700,height=400';

var _MEDIUM_POPUP = 'directories=no,menubar=no,status=no,titlebar=no,scrollbars=yes,toolbar=no,width=700,height=600';

var _WIDE_POPUP = 'directories=no,menubar=no,status=no,titlebar=no,scrollbars=yes,toolbar=no,width=900,height=300';

var _WIDE_TALL_POPUP = 'directories=no,menubar=no,status=no,titlebar=no,scrollbars=yes,toolbar=no,width=900,height=600';

function raw_popup(url, target, features) {
  if (isUndefined(features)) {
    features = _POPUP_FEATURES;
  }
  if (isUndefined(target)) {
    target = '_blank';
  }
  var theWindow =
    window.open(url, target, features);
  theWindow.focus();
  return theWindow;
}

function link_popup(src, features) {
  return
    raw_popup(src.getAttribute('href'),
    src.getAttribute('target') || '_blank',
    features);
}