var reVercode = function () {
	document.getElementById("vercodeImg").src = "member/bigVercode.action?now=" + new Date();
};
var changeArea = function () {
	var country = document.getElementById("country");
	var area = document.getElementById("area");
	if (country.options[country.selectedIndex].text == "中国") {
		area.disabled = false;
	} else {
		area.disabled = true;
	}
};