A method is provided for deforming one or more touch screen activation targets associated with respective representations of items displayed on a display of a touch screen device. The method includes: displaying one or more representations corresponding to each of the one or more items displayed on a display of a touch screen device; providing, for each displayed representation, an activation target defining boundaries within which a touch input is processed as corresponding to selection of the corresponding item; receiving information indicating the orientation or movement of the touch screen device; and responsive to the received orientation or movement information, deforming the activation target of the item with respect to the representation of the item. The items may be a plurality of keys forming a virtual keyboard; and each of the representations may be one of the plurality of keys on the display of the touch screen device.