var skStyle = '';
var snLastMenu = '';

function skOver(objCell) {
	skStyle = objCell.className;
	objCell.className = "rollover";
}

function skOut(objCell) {
	objCell.className = skStyle;
}

function snOver(objMenu) {
	if(snLastMenu != '') {
		snOut(snLastMenu);
	}

	var menu = document.getElementById(objMenu);
	menu.style.display = "block";
	snLastMenu = objMenu;
}

function snOut(objMenu) {
	var menu = document.getElementById(objMenu);
	menu.style.display = "none";
}

function snDefault() {
	if(snLastMenu != '') {
		snOut(snLastMenu);
	}
	
	if(snDefaultMenu != '' && snDefaultMenu != 'home') {
		var menu = document.getElementById(snDefaultMenu);
		menu.style.display = "block";
		snLastMenu = snDefaultMenu;
	}
}

function selectSite(obj) {
	if(obj.value != '') {
		//document.location.href = obj.value;	
		window.open(obj.value);
	}
}
function mOvr(scr){
	document.getElementById(scr).style.display = "block";
}
function mOut(scr)
	 {
	document.getElementById(scr).style.display = "none";
}
function toggle(img, doc) {
	if (typeof doc == 'undefined') {
		doc = document;
	}
	var url = doc.images[img].src;
	var lead = url.substr(0, url.lastIndexOf('.') - 1);
	var state = url.substr(url.lastIndexOf('.') - 1, 1);
	var ext = url.substr(url.lastIndexOf('.'));
	state = Math.abs(parseInt(state) - 1);
	doc.images[img].src = lead + state + ext;
}
function toonSubmenu(objMenu) {
	var menu = document.getElementById(objMenu);
	menu.style.display = "block";
	snLastMenu = objMenu;
}