/**
 * @author Simon Padbury
 */
var homeNormal = new Image();
homeNormal.src = "images/home.png";
var homeHover = new Image();
homeHover.src = "images/home_hover.png";

var aboutNormal = new Image();
aboutNormal.src = "images/about.png";
var aboutHover = new Image();
aboutHover.src = "images/about_hover.png";

var newsNormal = new Image();
newsNormal.src = "images/news.png";
var newsHover = new Image();
newsHover.src = "images/news_hover.png";

var contactNormal = new Image();
contactNormal.src = "images/contact.png";
var contactHover = new Image();
contactHover.src = "images/contact_hover.png";

var linksNormal = new Image();
linksNormal.src = "images/links.png";
var linksHover = new Image();
linksHover.src = "images/links_hover.png";

var booksNormal = new Image();
booksNormal.src = "images/books.png";
var booksHover = new Image();
booksHover.src = "images/books_hover.png";

var tractsNormal = new Image();
tractsNormal.src = "images/tracts.png";
var tractsHover = new Image();
tractsHover.src = "images/tracts_hover.png";

var audioNormal = new Image();
audioNormal.src = "images/audio.png";
var audioHover = new Image();
audioHover.src = "images/audio_hover.png";

var magazineNormal = new Image();
magazineNormal.src = "images/magazine.png";
var magazineHover = new Image();
magazineHover.src = "images/magazine_hover.png";

function Hover(imageName){
    document.images[imageName].src = eval(imageName + "Hover.src");
}

function Normal(imageName){
    document.images[imageName].src = eval(imageName + "Normal.src");
}