if (document.images) 
{
	onImages = new Array();
	offImages = new Array();

	prefetch("home");
	prefetch("pelajaran");
	prefetch("milis");
	prefetch("cqindo");
	prefetch("renungan");
	prefetch("penerjemah");
	prefetch("tutor");
	prefetch("vop");
	prefetch("about");
	prefetch("admin");
}


function prefetch(imgName)
{
	onImages[imgName] = new Image();
	onImages[imgName].src = "/images/" + imgName + "_on.gif";
	offImages[imgName] = new Image();
	offImages[imgName].src = "/images/" + imgName + "_off.gif";
}

function highlight(imgName) 
{
	if (document.images)
		document.images[imgName].src = onImages[imgName].src;
}

function unhighlight(imgName) 
{
	if (document.images) 
		document.images[imgName].src = offImages[imgName].src;
}