In the newer Macbooks, you don't.
http://support.apple.com/kb/HT2037
You can't. You need a Mac.
Release a latch and then remove the battery, then install charged battery into laptop.
Re-install OS using the Install CD bundled with the laptop.
the mac book the really nice one
yes but it's illegal and very hard
If it runs on other Macs, then yes. If it runs on windows, likely not (unless you install windows on your Mac).
Mac
about a year or two, then it will start to die really fast without a charger
You can buy the software. It involves messing with the Windows Operating System. If you are not good at messing with it, Its not best that you do it.
Yes because it still uses battery when sleeping, just not as much.
Apple's Mac OS X can legally only be installed on Apple's own computers.
Search on the internet for a program called wine hq it runs windows programs on mac and linux