A display is generated on a touch screen of a computer. The display includes an application display, associated with an application executing on the computer, and a virtual input device display for a user to provide input to the application executing on the computer via the touch screen. In response...http://www.google.de/patents/US20070171210?utm_source=gb-gplus-sharePatent US20070171210 - VIRTUAL INPUT DEVICE PLACEMENT ON A TOUCH SCREEN USER INTERFACE
