{* A generic modal confirmation dialog template. Parameters: dialog_id = the dialog id attribute dialog_title = the dialog title dialog_message = the dialog confirmation message dialog_ok_label = The OK button label (default: yes) dialog_cancel_label = The Cancel button label (default: no) form_action = the form action URL, subtitted by a click on OK button form_method = the form method, default "POST" form_content = the form content form_id = the form id *}