function initNav()
{
	var navRoot = document.getElementById("nav-statistics");
	
	navRoot.onmouseover = function()
	{
		if(this.className.indexOf("hover") == -1)
		{
			this.className += " hover";
		}
	}
	
	navRoot.onmouseout = function()
	{	    
		this.className = this.className.replace(" hover", "");
	}	
}

if (document.all && !window.opera)
{    
	window.attachEvent("onload", initNav);
}

function NavigationEcho()
{
    alert('NAVIGATION ECHO');
}