function preLoad() { // load the header mouseover images preloadImages('img/top01-on.gif','img/top02-on.gif','img/top04-on.gif','img/top06-on.gif','img/top08-on.gif'); } function swapImg(imageName,image) { document.images[imageName].src = image; } function preloadImages() { // preloads images; pass images to this function via if(document.images) { document.p = new Array(); var i, j = document.p.length, a = preloadImages.arguments; for (i = 0; i < a.length; i++) { if (a[i].indexOf("#") != 0) { document.p[j] = new Image; document.p[j++].src = a[i]; } } } }