1. A method, comprising: displaying content icons; in response to detecting an approach of a touch input means to a content icon of the displayed content icons, searching for at least one related content classified in a category related to content corresponding to the approached content icon; moving at least one related content icon of the displayed content icons to an area within a preset distance from the approached content icon while the approach is detected, the least one related content icon corresponding to the at least one related content; and in response to detecting a touch of the touch input means to one content icon of the moved at least one related content icon and the approached content icon, executing content corresponding to the touched one content icon.