Posting a form that is included in a page

[eluser]JamieBarton[/eluser]
and my Model:

Code:

function insert_wall_post($family_id, $member_id, $message)
    {
        $data = array(
            'wallPost_family_id'    => $family_id,
            'wallPost_member_id'    => $member_id,
            'wallPost_message'        => $message
        );
        
        $this->db->insert('wallPosts', $data);
        return true;
    }