var lM = {
	over: function()
	{
		var sfEls = document.getElementById( "nav" ).getElementsByTagName( "LI" );
		for ( var i=0; i<sfEls.length; i++ )
		{
			sfEls[i].onmouseover=function()
			{
				this.className+=' over';
			}
			sfEls[i].onmouseout=function()
			{
				this.className=this.className.replace( new RegExp( " over\\b" ), "" );
			}
		}
	}
};

if ( window.attachEvent ) window.attachEvent( "onload", lM.over );