var TopMenu = 
{
	MouseOver : function(sLink)
	{
		var obj;
		obj = document.getElementById(sLink);
		obj.src = obj.src.replace("_normal", "_hover");
	},
	MouseOut : function(sLink)
	{
		var obj;
		obj = document.getElementById(sLink);
		obj.src = obj.src.replace("_hover", "_normal");		
	}
}