function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

function changeImages() {
if (document.images && (preloadFlag == true)) {
for (var i=0; i<changeImages.arguments.length; i+=2) {
document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
}
}
}

var preloadFlag = false;
function preloadImages() {
if (document.images) {
homeover = newImage("/images/homeover.gif");
routeover = newImage("/images/routeover.gif");
bookover = newImage("/images/bookover.gif");
charactersover = newImage("/images/charactersover.gif");
authorover = newImage("/images/authorover.gif");
orderover = newImage("/images/orderover.gif");
pressover = newImage("/images/pressover.gif");
blurbsover = newImage("/images/blurbsover.gif");
linksssover = newImage("/images/linksover.gif");
topbuttonover = newImage("/images/topbuttonover.gif");
preloadFlag = true;
}
}