login form should show only once

[animesh]

i have integrated roundcubemail in our site.what i want is if person is logged in
login form should appear only once if he had not submitted details .after that
every time he logged in site he should go to direct main page or inbox page

[rosali]

http://www.roundcubeforum.net/api-based-plugins/4906-rc-plugin-autologin-cms-portal.html#post19648