1. 10 1-second short clips for 10 second
    no transition effect
2. 3 short clips for 50 seconds
    transition effect should be added
3. add 20 seconds caption(¦r¹õ) with different length and duration.
4. Add a logo at the top right hand corner of the screen.
5. freeze the last frame and show a rolling text
    http://www.tanghin.edu.hk/~lewis/rolling.htm
    show the logo at the centre lastly.
6. add a background music for the whole video
7. insert a speech
    goto http://www.tanghin.edu.hk/~lewis/
    download speech.wav
    put any 10 second speech into the video
    * reduce the level of the background music during the speech
8.  export the video as mpeg (higher quality)
9.  email to lewis@tanghin.edu.hk
     KEEP A COPY YOURSELF!!