search for: session_expiri

Hello again, It''s possible to use before_filter in the application_controller, and exclude for some methods from other controllers ? i have a before_filter in application_controller that checks if the user is logged, if the time hasn''t expired, ... and I want to exclude some methods of this check, like the login. This ''login'' belongs to other controller. I

Is there a prototype / extension which will assist in cross-browser support of PNG images? http://www.alistapart.com/articles/pngopacity/ It seems to me that a class could be developed which would zip through the DOM and make changes where needed for IE 5.5 / IE 6.0 to handle PNG images. I don''t want to write one if it''s been done before. Sam