function Pop(imgTitle,imgSrc) {
  var scr_width = 400;   // Initial size; will be resized
  var scr_height = 480;  // Initial size; will be resized
  var img_dir = "images/";

  var newWin = null;
  newWin = window.open("","","width=" + scr_width + ",height=" + scr_height + ",scrollbars=no,resizable=yes");
  if (newWin != null) {
    newWin.focus();
    var htmlCode = "\n";
    htmlCode +=    "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">\n";
    htmlCode +=    "<html xmlns=\"http://www.w3.org/1999/xhtml\">";
    htmlCode +=    "   <head>\n";
    htmlCode +=    "    <title>" + imgTitle + "</title>\n";
    htmlCode +=    "      <link rel=\"stylesheet\" type=\"text/css\" href=\"css/main.css\">\n";
    htmlCode +=    "      <link rel=\"stylesheet\" type=\"text/css\" href=\"css/pop.css\">\n";
    htmlCode +=    "     </head>\n";
    htmlCode +=    "   <body onload=\"javascript:self.resizeTo(document.getElementById('Photo').width+40,document.getElementById('Photo').height+150);\">\n";
    htmlCode +=    "   <div id=\"Pop\">\n";
    (document.layers) ? htmlCode += "<layer id=\"Loading\" class=\"Loading\" visibility=\"visible\" z-index=\"1\">\n" :
                htmlCode += "<div id=\"Loading\" class=\"Loading\" z-index=\"1\">\n";
    htmlCode +=     "      Please wait, loading...\n";
    (document.layers) ? htmlCode += "</layer>\n" :
                htmlCode += "</div>\n";
    htmlCode +=    "     <img id=\"Photo\" src=\"" + img_dir + imgSrc + "\" border=\"1\" alt=\"" + imgTitle + "\" onload=\"javascript:(document.layers) ? document.layers['Loading'].visibility='hidden' : document.getElementById('Loading').style.display='none';\">\n";
    htmlCode +=    "     <div class=\"Caption\">" + imgTitle + "</div>\n";
    htmlCode +=    "     <div class=\"Footer\"><a href=\"javascript:window.close();\" title=\"Close this window and return to website\">close window</a></div>\n";
    htmlCode +=    "   </div>\n";
    htmlCode +=    "   </body>\n";
    htmlCode +=    "</html>";
    newWin.document.write(htmlCode);
    newWin.document.close();
  }
}