if (document.images) { //see if browser can handle swapping of images
  first = new Image;
  second = new Image;
  third = new Image;
  fourth = new Image;
  fifth = new Image;
  sixth = new Image;
  seventh = new Image;
  eighth = new Image;
  nineth = new Image;
  tenth = new Image;
  first.src = "images/quillpen.gif";
  second.src = "images/quillpen2.gif";
  third.src = "images/compass_small.gif";
  fourth.src = "images/compass_small_glow.gif";
  fifth.src = "images/um_small_a.gif";
  sixth.src = "images/um_small_b.gif";
  seventh.src = "images/histback_a.gif";
  eighth.src = "images/histback_b.gif";
  nineth.src = "images/me_b.jpg";
  tenth.src = "images/me_a.jpg";

}
else {
  first = "";
  second = "";
  third = "";
  fourth = "";
  fifth = "";
  sixth = "";
  seventh = "";
  eighth = "";
  nineth = "";
  tenth = "";
  document.gouom = "";
  document.gohist = "";
  document.gohome = "";
  document.writeme = "";
  document.face1 = "";
  document.face2 = "";
}