function newImage(arg) {
  if (document.images) {
    rslt = new Image(250,24);
    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 = newImage("images/home-on.png");   
    media = newImage("images/media-on.png");
    pressreleases = newImage("images/pressreleases-on.png");
    articles = newImage("images/articles-on.png");
    oped = newImage("images/oped-on.png");
    events = newImage("images/events-on.png");
    contactpr = newImage("images/contactpr-on.png");
    speakingbureau = newImage("images/speakingbureau-on.png");
    aboutbook = newImage("images/aboutbook-on.png");
    synopsis = newImage("images/synopsis-on.png");
    reviews = newImage("images/reviews-on.png");
    excerpts = newImage("images/excerpts-on.png");
    order = newImage("images/order-on.png");
    aboutauthor = newImage("images/aboutauthor-on.png");
    bio = newImage("images/bio-on.png");
    tour = newImage("images/tour-on.png");
    gallery = newImage("images/gallery-on.png");
    prizes = newImage("images/prizes-on.png");
    futuretitles = newImage("images/futuretitles-on.png");
    contacther = newImage("images/contacther-on.png");
    siteinfo = newImage("images/siteinfo-on.png");
    faq = newImage("images/faq-on.png");
    sitemap = newImage("images/sitemap-on.png");
    order_mn_over = newImage("images/order-mn-over.jpg");
    preloadFlag = true;
  }
}

function MM_preloadImages() { //v3.0
  var d=document; 
  if(d.images){ 
    if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
    for(i=0; i<a.length; i++)
      if (a[i].indexOf("#")!=0){ 
        d.MM_p[j]=new Image; 
        d.MM_p[j++].src=a[i];
      }
  }
}