Menu button - Accessories - LXTerminal
a. First create a hidden configuration file. Copy/paste the following command into the terminal:
b. Open the newly created text file with Leafpad. Copy/paste this command into the terminal:
c. Add the new interval setting to the empty text file. Copy/paste the following line into the text file:
d. Save the file and close it.
e. Reboot your computer (or log out and log in again). Double-clicking should have become a lot easier now.