Who said installing homebrew on your Wii had to be hard? Here's Wii Brew SD Installer for Windows, courtesy of Big Bang Theory.
Wii Brew SD Installer basically provides you with everything you need to get started with Wiibrew. It installs all the necessary files on your SD card, including the Twilight Hack files, and the latest Homebrew Channel Beta 8.
The installer is even compatible with the Wii firmware 3.3, which have been giving Wiibrewers problems a short while ago. You can also opt to install several programs provided in the package, including games and emulators. Here are the files that you can choose to be installed on your SD card: