function showCate(num){
	cate = eval("cate" + num);
	menu = eval("menu" + num);
	menut = eval("menut" + num);
	cate.style.display = 'block';
	menu.style.backgroundColor = '#D9D9D9';
	menut.style.backgroundColor = '#D9D9D9';
}

function hideCate(num){
	cate = eval("cate" + num);
	menu = eval("menu" + num);
	menut = eval("menut" + num);
	cate.style.display = 'none';
	menu.style.backgroundColor = '#FAFAFA';
	menut.style.backgroundColor = '#FAFAFA';
}