That's right, folks. Some bright spark has taken the concept of Half Life: Portal, and turned it into a flash game!

http://www.newgrounds.com/portal/view/404612

For those who haven't a clue what to do, watch this short tutorial (made by Valve):

http://www.youtube.com/watch?v=QpdCi5XpCsE

There are 40 levels. Some are beasts, some are simple.

Enjoy!