var flag=0;
var lastImg="";
function preloadImages() {
	homeOver=new Image(); homeOver.src="img/nav-home-over.gif";
	breakfastOver=new Image(); breakfastOver.src="img/nav-breakfast-over.gif";
	brunchOver=new Image(); brunchOver.src="img/nav-brunch-over.gif";
	lunchOver=new Image(); lunchOver.src="img/nav-lunch-over.gif";
	dinnerOver=new Image(); dinnerOver.src="img/nav-dinner-over.gif";
	eventsOver=new Image(); eventsOver.src="img/nav-events-over.gif";
 flag=1;
}
function navOver(object) {
	if (flag==1) {
		lastImg=document.getElementById("nav_"+object).src;
		document.getElementById("nav_"+object).src=eval(object+"Over.src");
	}
}
function navOut(object) {
	if (lastImg) {
		document.getElementById("nav_"+object).src=lastImg;
	}
}