<!--

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) {
index_18_over = newImage("images/index_18-over.jpg");
index_19_over = newImage("images/index_19-over.jpg");
index_20_over = newImage("images/index_20-over.jpg");
index_21_over = newImage("images/index_21-over.jpg");
index_22_over = newImage("images/index_22-over.jpg");
index_23_over = newImage("images/index_23-over.jpg");
preloadFlag = true;
}
}
// -->