A method capable of detecting a scoreboard in a program includes detecting a region which displays static images in a program having a plurality of frames, identifying the text contents of the region, and determining whether the variation in the text contents is larger than a predetermined value and occurs conforming to a predetermined rule. If the variation in the text contents is larger than the predetermined value and occurs conforming to the predetermined rule, the method signifies that the region displays the static images corresponding to a scoreboard.