Minimise all your active programs in One go

Usage tip for Nokia Smartphones:

Here is another hack for your nokia smartphones. To minimise all your active programs and go to the telephone mode in one click you can use this tip. Just press the 'end call' button, the same button which you use to end active calls and you will find yourself in the telephone mode ( standby mode ).

Bonus tips :
1. You can do this by double clicking the menu button.
To read more see :
http://computer-help-tips.blogspot.com/2011/04/nokia-shortcut-switching-to-telephone.html

2. For windows users you can minimise all programs and go to desktop by pressing ctrl+D

b.