var strNonCCTLDs = 'aero|biz|com|coop|edu|info|int|mil|museum|name|net|org|pro';
var emailReg = '^[a-z0-9\_][[a-z0-9\.\+\_\-]*[@](([a-z0-9]([a-z0-9]|[-])*)[.])+([a-z]{2}|' + strNonCCTLDs + ')$';
var regex = new RegExp(emailReg, "i");

var Login = {
    validate: function()
    {
        var loginName = $('#login_name').val();
        if (loginName == '' | $('#pwd').val() == '')
        {
            alert('Both email address and password need to be filled in');
            return false;
        }

        if (!regex.test(loginName))
        {
            alert(loginName + ": email address is not valid");
            return false;
        }
        return true;
    }
}