Please read and refer to the Form API documentation. See #access attribute http://api.drupal.org/api/drupal/developer--topics--forms_api_reference.html/6#access
On Tue, Jan 11, 2011 at 6:52 AM, jayak kumar <jayakumarstud...@gmail.com>wrote: > Dear all, > I want to disable any fields under some conditions. i want to do either > disable or make it invisible. Please help me giving some code for this. > > Thank you. > jayakumar >