Method for guiding operation of application program, mobile electronic device, and computer program product using the method thereof

A method for guiding an operation of an application program, a mobile electronic device, and a computer program product using the method thereof are provided. In the invention, a description page with a plurality of links of an operation guide is opened. An operation interface of the application program is displayed when one of the links is clicked, and a frame of the operation interface is shifted to an operation region corresponding to the clicked link. A switching option is generated in a status bar and linked to the description page. The description page is switched from the operation interface when the switching option is clicked.