Are all PSU the same size?

I need a new PSU but Ive never upgraded a PC before and I don't know what to look for when buying one and if it will fit in my machine I need it to power a HD 5770 1x400GB HDrive a Memory Card Reader, Motherboard a WiFi Card and 4GB RAM I think that's everything my PC has Innit well apart from the graphics card that's the card im wanting but I need to upgrade my PSU. Any links to a PSU that is around 500w-800w and has plenty of slots for PCIE (6pin things that are used for GP) also around a small budget

How can i do this effect for a moving picture?

These aren't moving pictures..well kinda. It's time-lapse photography, and the glowing effect is from using a flashlight, and having a long shutter open, some people call it "painting with light."

CLIC COUNTRY FANS.. what do you think about THIS...?

Sounds like that ole boy is gonna be singing some folsome prison blues of his own, but he won't be "turning twenty one in prison doing life without parole", lol.

I NEED HELP ASAP!!!!!!!!!!!!!!!!!!!?

I am cooking crepes and the recipe is in french. it calls for milk: 50 cl. what does cl stand for? thanks a bunch!!!

Help! (The elder scrolls) Oblivion minor situation with pirates at the Waterfront? lol! What should I do?

okay i think this happened to me all you do is if they attack you first run to a guard and hel help you cause they attacked you. :)

I am a single mother, how do I get my man to be forced into payin me some monthly money?

Its hard and not fair that I have to raise my son all on my own. I know many of us (whitney O) have gotten ourselves into situations we arent pleased with, but there has to be an easier way. Why arent men forced to held accountable? Why should we have to do all the work while they get to go off and enjoy being young?

Crepes for dinner....?

I am going to be making crepes for dinner but i don't know what kind to make, i have ground beef, no chicken..... tons of tomatoes, i think some cheddar cheese, and i know i have parmesan cheese.... any ideas? i have all spices...