mo = [];
mo.images = [];
mo.base = 'template/gfx/menu/';

mo.enter = function(el) {
   if (el.firstChild && this.images[el.firstChild.id]) {
      el.firstChild.src = this.images[el.firstChild.id][1].src;
   }
}

mo.exit = function(el) {
   if (el.firstChild && this.images[el.firstChild.id]) {
      el.firstChild.src = this.images[el.firstChild.id][0].src;
   }
}

mo.preload = function(name, normal, hover) {
   mo.images[name] = [];
   mo.images[name][0] = new Image()
   mo.images[name][0].src = this.base + normal;
   mo.images[name][1] = new Image()
   mo.images[name][1].src = this.base + hover;
}

/* --- Preload images --------------------------------------------- */

mo.preload('home',      'home-01.jpg',      'home-02.jpg');
mo.preload('bedrijf',   'bedrijf-01.jpg',   'bedrijf-02.jpg');
mo.preload('producten', 'producten-01.jpg', 'producten-02.jpg');
mo.preload('maison',    'maison-01.jpg',    'maison-02.jpg');
mo.preload('contact',   'contact-01.jpg',   'contact-02.jpg');
mo.preload('bedstee',   'bedstee-01.jpg',   'bedstee-02.jpg');