问ServiceNow Script onSubmit不能正常工作

EN

function onSubmit() {
    g_form.hideAllFieldMsgs('error');
    alert("script run");

    //Group Name contain letters numbers and dashes only
    var group_name = g_form.getValue('u_group_name');
    // Group name regular expression
    var regGrpName = /^([A-Za-z0-9\-]+)$/;
    // Check name against regular expression
    if (regGrpName.test(group_name) == false) {
        g_form.showFieldMsg('u_group_name', "Group Name must contain only letters, numbers or dashes. ", 'error');
        //Do not submit
        //g_form.submitted = false;
        return false;
    }

    //Check if google group already exists
    var rec = new GlideRecord('u_google_user_accounts');
    rec.addQuery('u_account_email', new_group_email);
    rec.query();

    while (rec.next()) {
        g_form.showFieldMsg('u_group_name',rec.u_account_email + " already exists as an account.",'error');
        return false;
    }

    //Group Members Email List separated by commas
    // Hide error message
    //g_form.hideErrorBox('u_group_members');
    var group_members = g_form.getValue('u_group_members');
    // Comma separate list
    var member_split = group_members.split(',');
    // Loop over list of email addresses
    for (var n = 0; n < member_split.length; n++) {
        // Trim whitespace
        var member_info = trim ? member_split[n].trim() : member_split[n];
        // Email validation regular expression
        var regEmail = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
        // Check each item against regular expression
        if (member_info.search(regEmail) == false) {
            g_form.showFieldMsg('u_group_members', "Group Members contains an invalid email address. " + member_info, 'error');
            //Do not submit
            //g_form.submitted = false;
            return false; 
        } else if (member_info.search(validRegExp) == true) {
            g_form.setValue('u_group_members', group_members);  
        }
    }
    return true;
}