Abstract: A method for determining runout disc is disclosed. The method comprises: focusing on a focal point on a disc; driving the disc to spin the disc; generating a crossover signal according to a track of the disc crossing the focal point; and determining that the disc is a runout disc when the frequency of the crossover signal exceeds a pre-determine value.

Abstract: A method for determining runout disc is disclosed. The method comprises: focusing on a focal point on a disc; driving the disc to spin the disc; generating a crossover signal according to a track of the disc crossing the focal point; and determining that the disc is a runout disc when the frequency of the crossover signal exceeds a pre-determine value.

Abstract: A method is provided to virtually manipulate a digital content. The digital content comprises at least one object. The object comprises at least one behavior. The method comprises steps of: (1) providing a visible driving object in the digital content, in which the visible driving object has a plurality of statuses and is able to actively change a current status; (2) designating the object according to a first status of the visible driving object; (3) designating the behavior according to a second status of the visible driving object; and (4) virtually manipulating the behavior of the object.

Abstract: A website system for providing on-line webpage edition is disclosed. The website system comprises a central processing unit for responding user's commands of editing the user-end webpage contents, such as selecting, saving, and displaying webpage contents, via communication interconnection, a communication interface is used to link to the communication interconnection to connect the website system and the user-end system, a memory for saving a text content, a webpage edition means, and a save means. The text content is comprised of an independent text unit and displayed on a webpage at the user-end system by linking identification information of the independent text unit via the communication interface. The webpage edition means can be downloaded to the user-end system for an user to edit the webpage. The webpage edition means comprises a cursor tool for moving a cursor and a word editor for editing the text and spontaneously displaying the text at the cursor's position.