[ubuntu] How do Install wireless backports without an internet connection?

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http://ubuntuforums.org – I dont know how to install backports! I have tried everything to get my usb adapter to connect but it still dosent recognize my home network! How do I install backports and headers? (ubuntu 10.04 amd 64) http://www.newegg.com/Product/Produc...82E16833124187 (HowTos)