var checkingLC = false;

function checkLoginConditions(userName, password) {
	var uidLength = userName.value.getLength();
	if (uidLength == 0) {
		return TAOKE.Util.raiseError(userName, "请输入您的用户名。");
	} else if (uidLength < 4) {
		return TAOKE.Util.raiseError(userName, "您输入的用户名长度不够，请检查您的输入。\r\n中文两个汉字以上，英文四个字母以上。");
	} else {
		var pwdLength = password.value.getLength();
		if (pwdLength == 0) {
			return TAOKE.Util.raiseError(password, "请输入登录密码。");
		}
	}
	return true;
}

function checkSearchConditions(keywords) {
	if (checkingLC == true) {
		return false;
	}
	
	keywords.value = keywords.value.strip();
	if (keywords.value.getLength() == 0) {
		return TAOKE.Util.raiseError(keywords, "请输入搜索关键字。");
	}
	return true;
}