Looking for some ways to waste time? try them 
hyeah:
The ten most addictive online flash games ever made - Crave at CNET.co.uk
But of-course, this one here takes the cake. It's a very innovative FPS in flash with cute but tough enemies Puki 3d: Fun Online Flash Game
Some may also try (Not from Valve, but the game is Orange Box's Portal in Flash
Portal: The Flash Version
Have fun but watch out for systems guys and boss behind your back
hyeah: The ten most addictive online flash games ever made - Crave at CNET.co.uk
But of-course, this one here takes the cake. It's a very innovative FPS in flash with cute but tough enemies Puki 3d: Fun Online Flash Game
Some may also try (Not from Valve, but the game is Orange Box's Portal in Flash
Portal: The Flash Version
Have fun but watch out for systems guys and boss behind your back
