A data structure for a point of interest and a method for use and application of POI information with the data structure, and is applied in a handheld device. The first socket is movably disposed in the electronic device and a first engaging recess is formed on a side of the first socket. Then detect the number of the touch points on the touch screen, and update a scrolling rate of the image displayed on the touch screen according to the number of the touch points moving on the touch screen. Between the gate insulating film 7 and the N+ source region 11s, a field insulating film 15 is disposed, over which an edge of the first gate electrode 9 is disposed. Decorative or protective appliqu\xe9s’ having a wide range of decorative patterns may be formed by injection molding a backing layer behind and a clear outer layer on the top surface of a relatively thin foil, film, fabric, veneer or sheet of paper.