Undefined variable $first_subject

Signed-off-by: emanuele <emanuele45@gmail.com>
This seems useless...

Signed-off-by: emanuele <emanuele45@gmail.com>
On-the-fly change of css to hide/show (jQuery), should work, not tested

Signed-off-by: emanuele <emanuele45@gmail.com>
Partially fixed post error handling (I think something is still broken)

Signed-off-by: emanuele <emanuele45@gmail.com>
Merge pull request #491 from emanuele45/few_fixes

Few fixes