|  | WM5 QVGA Smartphone (e.g. Cingular 3125) |  |  | 
     |  |   |  | One handed RPN!  Use the Smartphone's "Action" button 
    as the Enter key. |  | A second set of buttons is activated by pressing the "F" 
    button twice.   |  |  | Version History: | 4.1  
    
      |  | Fixed display for widescreen or square devices (rebuilt 
  12Jun07, 6:30 PM) |  |  | 4.0
    |  | Initial port.  |  |  |