<!--
function handle_nav_rollover(targetImage, imageSource, toggleTarget) {
	var img = (document.getElementById ? document.getElementById(targetImage) : document.images[targetImage]);
	img.src = imageSource;
	
	if (toggleTarget != null) {
		var target_on = (document.getElementById ? document.getElementById(targetImage + "_on") : document.images[targetImage + "_on"]);
		var target_off = (document.getElementById ? document.getElementById(targetImage + "_off") : document.images[targetImage + "_off"]);
		
		if (toggleTarget) {
			target_on.style.display = "inline";
			target_off.style.display = "none";
		} else {
			target_on.style.display = "none";
			target_off.style.display = "inline";
		}
	}
}