function initNav() {
	var myNav = document.getElementById( "menu" );
	var myNavLinks = myNav.getElementsByTagName( "a" );
	for( var i = 0; i < myNavLinks.length; i++ )
	{
		if ( location.href == myNavLinks[i] )
		{
		    var thisLink = myNavLinks[i];
			if ( thisLink.parentNode.parentNode.parentNode.getElementsByTagName( "ul" ).length == 1 )
				thisLink.parentNode.parentNode.parentNode.getElementsByTagName( "a" )[0].className = "currentNav";
			thisLink.className = "currentNav";
			break;
		}
	}	
}