/*
  version  : 2011-11-23
  requires : jquery
*/

(function($){
	$.fn.menuLayer = function(options) {
		
		// base setting
		var menu = $(this).find(".menu_layer a");
		var submenu = $(this).find(".menu_layer ul");
		
		menu.hover(function(){
			var next = $(this).next();
			next.css("display","block");
		},function(){
			var next = $(this).next();
			next.css("display","none");
		});
		
		submenu.hover(function(){
				$(this).css("display","block");
		},function(){
				$(this).css("display","none");
		});
	};
})(jQuery);

$(function() {
	
	$("#head_menu").menuLayer();
	$("#foot_menu").menuLayer();
	
});