PURPOSE: A method for processing the input of an XLET is provided to reduce the possibility of a malfunction due to the inconsistency between the display and the input. CONSTITUTION: One or more input events are generated about a first screen(S402). An event handler transfers the input event to a first screen module at the same time interval(S404). The event handler confirms the setup about the second screen(S406). The event handler checks the generation of an input event about the first screen(S408).