function rolloverLogo() 
{
	if (!document.getElementById) return false;
	if (!document.getElementById("logo")) return false;
	if (!document.getElementById("nl")) return false;
	
	var logo = document.getElementById("logo");
	var preload = new Image()
	preload.src="../pics/nav/logo_r.gif";
	
	var nl = document.getElementById("nl");
	var preloadNl = new Image();
	preloadNl.src="../pics/nav/nl_on.gif";
	
	logo.onmouseover = function()
	{
		logo.setAttribute("src","../pics/nav/logo_r.gif");
	}
	logo.onmouseout = function()
	{
		logo.setAttribute("src","../pics/nav/logo_g.gif");
	}
	
	nl.onmouseover = function()
	{
		nl.setAttribute("src","../pics/nav/nl_on.gif");
	}
	nl.onmouseout = function()
	{
		nl.setAttribute("src","../pics/nav/nl_off.gif");
	}
}

addLoadEvent(rolloverLogo);