Visual upgrade part one

Been running on a new computer for about 2 weeks now.
Got a new computer case from my brother for Christmas so figured was also a good time to upgrade. Futureshop had a real bargain for boxing day:
$200 Compaq Presario Desktop
AMD Athlon Dual Core 3800
1gb DDR2 RAM
GeForce 6150 SE (crappy)
DVD burner

Inside the Compaq Presario prior to operation:


Mission - Transfer all that to this case:

Workplace: My bed


First thing to come out is the power supply.
Power supply out. Whats next?