<!--//
browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);

if (browser_name == 'Netscape' && browser_version >= 3.0)
   { roll = 'true'; }
else if (browser_name == 'Microsoft Internet Explorer' && browser_version >= 3.0)
   { roll = 'true'; }
else
   { roll = 'false'; }


function msclick(img)
{
  if (roll == 'true')
  {
    if (parent.Left.prev != '')
    {
      parent.Left.document.images[parent.Left.act].src = parent.Left.prev;
//      alert('old button reloaded;\nact:' + parent.Left.act + '\nfile: ' + parent.Left.document.images[parent.Left.act]);
    }
//    else
//      alert('Nothing to load (prev:' + parent.Left.prev + ')');

    parent.Left.document.images[img].src = parent.Left.button_pressed[img].src;
    parent.Left.act = img;
    parent.Left.prev = parent.Left.button_deflt[img].src;
  }
}

//-->