jQuery + PHP会发送重复的空白邮件。

Trying to set up a contact form. Form submits email and optionally CCs sender. If javascript is enabled, the form submits to contact-ajax.php (to replace the form with a thanks message), otherwise it submits to contact.php (to redirect to a thanks page). The fallback form works fine, but every time the ajax form fires it also sends a completely blank email (to both sender and recipient, if CC option is checked). I can't figure out why this is occurring. Any insight would be appreciated.Trying to set up a contact form. Form submits e