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

function changeImage(pic, overpic) {
if (document.images && (preloadFlag == true)) {
document[pic].src = overpic;
}
}

var preloadFlag = false;
function preloadImages() {
frame = new Array();
a = preloadImages.arguments;

if (document.images) {
for (i=0; i<a.length; i++) {
if (a[i].indexOf("#")!=0) { frame[i] = newImage(a[i]); }
}
preloadFlag = true;
}
}