OYAMA = {};
OYAMA.Menu = function(){};

OYAMA.Menu.prototype.addHover = function(className){
	
	$('div.'+className).hover(function(){
		$(this).attr({
			className : className+'_hover'
		});
	},function(){
		$(this).attr({
			className : className
		});
	});
};
$$OYAMA = {};
$$OYAMA.Menu = new OYAMA.Menu();