Prepend this placeholder to links that must always point to https regardless if the page the link appears on is encrypted or not:
((secure.server))
Prepend this placeholder to links that must always point to http regardless if the page the link appears on is encrypted or not:
((insecure.server))
(Note that using these last two placeholders should only be necessary for forms that POST data to another page, eg login forms and search forms where you don't want the page to redirect thus losing your POSTed data).
This question has been answered by janevi. See the first response.
<form id="[+as.formId+]" action="((insecure.server))[+as.formAction+]" method="post">