var menuList = new Array("menu1", "menu2", "menu3", "menu4", "menu5");
var navList = new Array("farmloans","countrylivingloans","financialservices","onlinetools", "aboutgfcs");
var timer = 0;
function showMenu(MenuName,tileName) {
	//alert(tileName);
	clearButtons();
	clearTimeout(timer);
	hideMenus();
	document.getElementById(MenuName).style.visibility = 'visible';
	setTile(tileName);
}

function hideMenus() {
	for(i=0;i < menuList.length;i++) {
	document.getElementById(menuList[i]).style.visibility = 'hidden';
	}
}
function OverLayer(tileName) {
	setTile(tileName);
	clearTimeout(timer);
}

function OutLayer() {
	clearTimeout(timer);
	timer = setTimeout("hideMenus();clearButtons();",300);
}
function setTile(tileName) {
	document[tileName].src = "/GSFCSWebImages/nav/on/"+tileName+".gif";
}
function clearButtons() {
for(j=0;j < navList.length;j++) {
	document[navList[j]].src = "/GSFCSWebImages/nav/off/"+navList[j]+".gif";
	}
}
function swapHome() {
	document.home.src = "/GSFCSWebImages/nav/on/home.gif"
}
function homeBack() {
	document.home.src = "/GSFCSWebImages/nav/off/home.gif"
}