About the author
On certain occasions, Firefox might choose not to display certain Java applets.
This is due to the applet having mixed security. In order to fix this, go to about:config and look for the name:
Change the value to false, and refresh the page containing the Java applet.
Continued discussion of undocumented Delphi 8 Property Access Specifiers, and other ways of adding and removing delegates / events handlers, including clearing the list of all the delegates / event handlers.