What to do with executable text files when they are activated (single or double clicked). Possible values are "launch" to launch them as programs, "ask" to ask what to do via a dialog, and "display" to display them as text files.
For users with mice that have buttons for "Forward" and "Back", this key will set which button activates the "Forward" command in a browser window. Possible values range between 6 and 14.
For users with mice that have buttons for "Forward" and "Back", this key will set which button activates the "Back" command in a browser window. Possible values range between 6 and 14.