I just found this cool netbook/nettop hack on how to make your HD videos play flawlessly on Amazon, this might work well for my Eee PC as my Youtube videos lag badly.
Can be frustrating, but there is a solution:
> Deactivate deblocking filter on all the codecs that support it (H.264/MPEG-4 AVC)
Install klite codec pack, and at the end of the setup, choose deactivate deblocking.
If you use build-in codec