function onMenu(tag) {
	var e01 = document.getElementById("desc_01");
	var e02 = document.getElementById("desc_02");
	switch (tag) {
		case 1:
			e01.innerHTML = "微型紧凑屋";
			e02.innerHTML = "Micro Compact Home";
			break;
		case 2:
			e01.innerHTML = "我们一天玩够26小时";
			e02.innerHTML = "We Play 26 HOURS EVERY DAY";
			break;
		case 3:
			e01.innerHTML = "自成一派";
			e02.innerHTML = "Chi Fa";
			break;
		case 4:
			e01.innerHTML = "生活才刚刚开始";
			e02.innerHTML = "Life has just begun";
			break;
		case 5:
			e01.innerHTML = "在结晶维生素C";
			e02.innerHTML = "Recrystallized Vitamin C";
			break;
		case 6:
			e01.innerHTML = "我们很缺钱";
			e02.innerHTML = "We Need the Money";
			break;
		case 7:
			e01.innerHTML = "油腻星期六";
			e02.innerHTML = "Link";
			break;
	}
}

function unMenu() {
	document.getElementById("desc_01").innerHTML = "";
	document.getElementById("desc_02").innerHTML = "";
}