1. A method for executing at least one function of a data processing computer system, said function relating to an object, the method comprising: displaying a graphical representation of an object on a display device; receiving movement data from an input device, said movement data representing a cursor movement on the display device, said cursor movement going sequentially through cursor coordinates; identifying a predefined matching movement pattern in said cursor movement for said object via a grid that is associated with the object, wherein the size of the grid depends on the size of the object; selecting at least one function out of a plurality of functions for said object, wherein said function is assigned to said matching movement pattern; and executing said selected function for said object.