"Music is easy to install, just follow these steps.
1. Go to
http://forum.blockland.us/index.php?board=24.0 and find some music you like.
2. Download the music. You can find the music either posted as an attachment, or they uploaded it to another file hosting site.
3. Once you have the music, put it into your Blockland-->Add-Ons-->Music
If you have done the above steps correctly, you can enable your music by following these steps.
1. Open Blockland
2. Click "Start A Game"
3. Click on Music
4. Find the song you just installed and click on the checkbox next to it. If you want to disable a music file, just uncheck the box next to the music file you wish to disable."