//Preload images to appear in navigation rollover
var myimages=new Array()
function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}

preloadimages("/amy/images/logo_ask_on.gif",
              "/amy/images/logo_ask_off.gif",
              "/amy/images/logo_firefox_on.gif",
              "/amy/images/logo_firefox_off.gif")
							
function highlightMenu(menuName,onORoff) {
 var whatToDo = eval("document.images."+menuName);
 whatToDo.src = "/amy/images/"+menuName+(onORoff?"_on":"_off")+".gif";
}