no, it is just recognized as a device on the network
Sites
Computer sites are web-sites - like the one you used to post this question.
on some web sites there are pop ups that u can win an iphone 4
There are several ways to listen to music for free on your computer. All you need is an Internet connection. Some of the more well-known sites/players for free music is spotify.com, pandora.com and last.fm.
There are sites like case-mate.com that specialize in phone cases that have clear iPhone cases. Many retail stores and sites will also have clear protective case for the iPhone.
if you have a jailbroken ipod or iphone you must visit : http://zzz222.netau.net/
No but you can jailbreak an iphone or ipod touch but they each have different sites to jailbreak your ipod/iphone
If it has not been cleared, you can go back through the history. Press Ctrl - H to open it and you can choose the pages you want to view by seeing what ones have been visited.
deleting files that have been downloaded involuntarily (eg images that have been on sites you have viewed, or scripts that have been running) the cache is useless, clearing it frees up memory
Many sites offer iPhone cases like Apple, Belkin, and Walmart. Depending on what model you buy, they can be less that 10 dollars and usually are very durable.
There are a lot of sites that sell iphone 4S covers, in my opinion www.ebay.com. Iphone 4 and the iphone 4s are both same size, so you could get an Iphone 4 case too.
The iPhone store or website would be the best place to find accessories for your iPhone. If you can't find inexpensive ones there, try looking on bargain sites.