var imagedir = 'images/';

  if (document.images) {
    menu1_off = new Image();
    menu2_off = new Image();
    menu3_off = new Image();
    menu4_off = new Image();
    menu5_off = new Image();
    menu6_off = new Image();
    menu7_off = new Image();

    menu1_off.src = imagedir + "resume_off.gif";
    menu2_off.src = imagedir + "digital_off.gif";
    menu3_off.src = imagedir + "pencil_off.gif";
    menu4_off.src = imagedir + "sketch_off.gif";
    menu5_off.src = imagedir + "web_off.gif";
    menu6_off.src = imagedir + "contact_off.gif";
    menu7_off.src = imagedir + "print_off.gif";

    menu1_on = new Image();
    menu2_on = new Image();
    menu3_on = new Image();
    menu4_on = new Image();
    menu5_on = new Image();
    menu6_on = new Image();
    menu7_on = new Image();

    menu1_on.src = imagedir + "resume_on.gif";
    menu2_on.src = imagedir + "digital_on.gif";
    menu3_on.src = imagedir + "pencil_on.gif";
    menu4_on.src = imagedir + "sketch_on.gif";
    menu5_on.src = imagedir + "web_on.gif";
    menu6_on.src = imagedir + "contact_on.gif";
    menu7_on.src = imagedir + "print_on.gif";

  }
  else {
    menu1_off = " ";
    menu2_off = " ";
    menu3_off = " ";
    menu4_off = " ";
    menu5_off = " ";
    menu6_off = " ";
    menu7_off = " ";

    menu1_on = " ";
    menu2_on = " ";
    menu3_on = " ";
    menu4_on = " ";
    menu5_on = " ";
    menu6_on = " ";
    menu7_on = " ";

  }

  function m_over(m_num, pagenum) {
    var imgField = "menu" + m_num;
    var newImage = imgField + "_on.src";
    document[imgField].src = eval(newImage);
  }

  function m_out(m_num, pagenum) {
    var imgField = "menu" + m_num;
    var newImage = imgField + "_off.src";
    document[imgField].src = eval(newImage);
  }