// JavaScript Document
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) {
		menu_home_over = newImage("images/menu_home-over.gif");
		menu_medical_over = newImage("images/menu_medical-over.gif");
		menu_meridians_over = newImage("images/menu_meridians-over.gif");
		menu_herbalism_over = newImage("images/menu_herbalism-over.gif");
		menu_lifestyle_over = newImage("images/menu_lifestyle-over.gif");
		menu_services_over = newImage("images/menu_services-over.gif");
		menu_biography_over = newImage("images/menu_biography-over.gif");
		menu_workshop_over = newImage("images/menu_workshop-over.gif");
		menu_directions_over = newImage("images/menu_directions-over.gif");
		preloadFlag = true;
	}
}