<!-- Common functions
function change( imgName, imgLocation ) {
 document[imgName].src = imgLocation ;
 }

function newImage( imgSrc ) {
 var imgName = new Image();
 imgName.src = imgSrc;

 return imgName;
 }

function loadImages() {
 var d=document,a=arguments; 
 if(!d.imgs) 
   d.imgs=new Array();
 for(var i=0; i<a.length; i++) { 
   d.imgs[i]=new Image; 
   d.imgs[i].src=a[i]; 
   }
 }
// -->