Download Youtube Videos in Any Format without any Software

Hello Friends.....Many of us Download Videos from youtube.There are a lot of Methods are available on internet.So why i am giving this Method??

Advantages of this method:
1. You does not need any Single software
2. You can Download youtube videos with this trick on both pc and your mobile set.
3. It is the Easiest and Amazing method of the world.
4. You can Can download Video in various formats:* flv* 3GP* Mp4as a child play.

Lets us See this Trick:
1. Goto youtube.com
2. From here copy the Url of your Desired video.
3. Paste this url in your Browsers Address bar and Do the following:--> If you want to download videos in Flv format:

Add OK before the Youtube.com.
Example1:http://www.OKyoutube.com/watch?v=CdPuOGazWZg

If you want to download videos in 3GP format:
Add 3.OK before the Youtube.com.
Example2:http://www.3.OKyoutube.com/watch?v=CdPuOGazWZg
--> If you want to download videos in Mp4 format:
Add 4.OK before the Youtube.com.
Example3:http://www.4.OKyoutube.com/watch?v=CdPuOGazWZg
4. After choosing your desired format, Now Press Enter and Download will start...