var showImageWin = null;

function showImage(path, width, height, title)
{
//  if (showImageWin != null && !showImageWin.closed)
//    showImageWin.close();
  showImageWin = window.open('/showImage.php?path=' + path + '&title=' + title, 'Preview', 'resizable=yes,width=' + width + ',height=' + height);
} // end func showImage