Use live for .click().
Added receive-json for receiving response of POST requests by json and 'close' style for modal's close button.
Fixed style for lean_modal.
Respond with html for loading a modal and respond with json for POST request through modal.
Added div#flash around flash.
Fixed a bug for error and closes modal when data-close is specified.
Separated close_modal function into leanModalClose.
Receives json response using :rel => 'receive-json'
Uses talks-modal for tell a friend.
Renamed data-target to data-id for talks-modal.
Fixed tell a friend button.
talks-modal can also receive json response and show via show_flash.
Responds with json object.
Use form_oberver and json response.
Uses the new observe_form specified by :rel => 'observe'
Deleted custom_view_helper.
Removed .js from tell_a_friend and removed id from include_list and include_talk paths.
Added add_list_to_list_button.
Fixed tests.