need a pc for downloading ,surfing and hd movies

1. What is the purpose of the computer? What all applications and games are you going to run? (Stupid answers like 'gaming' or 'office work' will not work. Be exact. Which games? Which applications? Avoid the word 'et cetera.')

Ans:for net surfing, 24x7 downloading,watching hd movie

2. What is your overall budget? If you can extend a bit for a more balanced configuration, then mention this too.

Ans:10000rs(without monitor,mouse,keyboard,sound system and hard disc)

3. Planning to overclock?
Ans:no

4. Which Operating System are you planning to use?
Ans:
windows 7 32bit
5. How much hard drive space is needed?
Ans:already have one

6. Do you want to buy a monitor? If yes, please mention which screen size and resolution do you want. If you already have a monitor and want to reuse it, again mention the size and resolution of monitor you have.
Ans:no

7. Which components you DON'T want to buy or which components you already have and plan on reusing?
Ans:monitor,hard disc,mouse,keyboard,speaker and dvd rom.

8. When are you planning to buy the system?
Ans:in 1 week

9. Have you ever built a desktop before or will this be done by an assembler?
Ans:yes

10. Where do you live? Are you buying locally? Are you open to buying stuff from online shops if you don't get locally?
Ans:I am from West Bengal,I can buy online

11. Anything else which you would like to say?
Ans: I already have a gaming rig so want a computer which will consume less power,I don't mind a ITX if it fulfills my requirement