You guys can download the 3 parts of the patch files from here http://www.wowwiki.com/Patch_Mirrors

After finish downloading,extract the files into your Wow/updates folder and run the launcher for the rest of the installing process.
Hope this will help people having problem with slow blizzard downloader issue.
Cheers

This post has been edited by athlonmax: Oct 12 2010, 10:56 PM