function newImage(arg) {
  if (document.images) {
    rslt = new Image();
    rslt.src = arg;
    return rslt;
  }
}

function changeImages() {
  if (document.images && (preloadFlag == true)) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
    }
  }
}

var preloadFlag = false;
function preloadImages() {
  if (document.images) {
    Home_over = newImage("images/Home-over.gif");
    FPGA_over = newImage("images/FPGA-over.gif");
    PCBL_over = newImage("images/PCBL-over.gif");
    DSP_over = newImage("images/DSP-over.gif");
    ANALOG_over = newImage("images/ANALOG-over.gif");
    REL_ENG_over = newImage("images/REL_ENG-over.gif");
    TEST_ENG_over = newImage("images/TEST_ENG-over.gif");
    ELEC_over = newImage("images/ELEC-over.gif");
    PROJ_over = newImage("images/PROJ-over.gif");
    CONTACT_over = newImage("images/CONTACT-over.gif");
    preloadFlag = true;
  }
}


function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);