<!--// check browser versionbrowser = navigator.appName;  browserVer = parseInt(navigator.appVersion);    if (browser == "Netscape" && browserVer >= 3)      preload = "true";    else if (browser == "Microsoft Internet Explorer" && browserVer >=3)      preload = "true";    else      preload = "false";// set up graphicsif (preload == "true"){  // onMouseOut  home1 = new Image; home1.src = "graphics/home1.gif";  about1 = new Image; about1.src = "graphics/about1.gif";  application1 = new Image; application1.src = "graphics/application1.gif";  projects1 = new Image; projects1.src = "graphics/projects1.gif";  contact1 = new Image; contact1.src = "graphics/contact1.gif";  // onMouseOver  home2 = new Image; home2.src = "graphics/home2.gif";  about2 = new Image; about2.src = "graphics/about2.gif";  application2 = new Image; application2.src = "graphics/application2.gif";  projects2 = new Image; projects2.src = "graphics/projects2.gif";  contact2 = new Image; contact2.src = "graphics/contact2.gif";}  // swap images depending on cursor position over an href  function ImgChange(ImgRef,ImgName) {  if (preload == "true") {  document.images[ImgRef].src = eval(ImgName + ".src");  }}// -->