Method 1:
Right-click browser properties temporary file-Settings-View file-Find the file with the extension flv, which is the video you watched on Youku. Just transfer them to other locations in your computer, but these files are in flv format and can be opened with the latest storm video or special flv playback software.
Simple, right?
Method 2:
Open c: \ documents and settings \ administrator \ local settings \ temporary internet files directly, and sort by size, then all flv files can be easily found and moved to other places, and the rest are the same as above.