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) {
		hun_grid_java_02_over = newImage("images/hun_grid_java_02-over.gif");
		hun_grid_java_04_over = newImage("images/hun_grid_java_04-over.gif");
		hun_grid_java_08_hun_grid_java_02_over = newImage("images/hun_grid_java_08-hun_grid_j.gif");
		hun_grid_java_10_over = newImage("images/hun_grid_java_10-over.gif");
		hun_grid_java_12_hun_grid_java_04_over = newImage("images/hun_grid_java_12-hun_grid_j.gif");
		hun_grid_java_14_hun_grid_java_10_over = newImage("images/hun_grid_java_14-hun_grid_j.gif");
		preloadFlag = true;
	}
}