Nope, don't extract it. Just take the downloaded file - which should be named exactly the same, except it'll have an ending of .zip - and instead of .zip, just make it .ipsw. It's the same file, just IE mucking with it...
As f4780y pointed out, it's an IE thing to change it when it downloads. Stooooopid IE! [Go, Firefox! ]
Marilyn
As f4780y pointed out, it's an IE thing to change it when it downloads. Stooooopid IE! [Go, Firefox! ]
Marilyn