Easy way to save youtube videos to your computer

open the video in youtube that you want to save..
In the address bar add the word "ok" without quotes before the word "youtube"

eg: htttp://www.youtube.com/watch?v=2WaafXQOc6ubo

change it to

htttp://www.okyoutube.com/watch?v=2WfXQOc6ubo

press ENTER

you will see a dialogue box which allows you to save the video to your computer...

enjoy watching youtube videos.. :-)