function loginSubmit() {
    var t = document.getElementById("userName");
    var p = document.getElementById("password");
    var e = document.getElementById("errorInfo");
    var s = p.value;
    var u = t.value;
    var checkCode = "";
    if (document.getElementById("loginCode") != null) {
        checkCode = document.getElementById("loginCode").value;
        checkCode.replace(" ", "");
    }
    u.replace(" ", "");
    s.replace(" ", "");
    if (u.length > 0) {
        if (s.length > 0) {
            if (checkCode.length > 3 || document.getElementById("loginCode") == null) {
                document.getElementById("loginForm").submit();
            } else {
                e.style.display = "block";
                e.innerHTML = "请输入验证码";
                document.getElementById("loginCode").focus();
            }
        }
        else {
            e.style.display = "block";
            e.innerHTML = "请输入您的密码";
            document.getElementById("password").focus();
        }
    } else {
        e.style.display = "block";
        e.innerHTML = "请输入您的邮箱或昵称";
        t.focus();
    }
}

function EnterSubmit(e) {
    var c = 0;
    if (navigator.appName == "Microsoft Internet Explorer")
        c = event.keyCode;
    else
        c = e.keyCode;
    if (c == 13) {
        var d = e.srcElement || e.currentTarget;
        if (d == document.getElementById("userName") && document.getElementById("password").value.length <= 0) return false;
        loginSubmit();
    }
}