LMT is a tool for Android (tested already on multiple devices but should run on nearly all) that launches a command when perform single touch or multitouch gestures on the screen (In any app/screen/etc.). You can connect basic and advanced commands to any gesture LMT supports. In addition to the gestures you can activate a system-wide PieControl for navigation like the feature in the ICS stock browser (touch the side of the screen to activate it).See also...Read more