Mobile terminal and its operation control method that includes a touch screen

The present invention relates to a mobile terminal and its operation control method that includes a touch screen. An operation control method of the portable terminal, the display by randomly overlapping the thumbnail image corresponding to the image files stored in the touch screen. And, if any one is selected by the touch input, the selected thumbnail image from the displayed thumbnail image is displayed to be identifiable to other thumbnail image with the option icon for selecting the quick menu. Thereby, it is possible to display a list of the stored image file as a thumbnail image of the new array system, you can quickly enter the menu related to the thumbnail image. Mobile terminal, a thumbnail image