If you want to install Canon PIXMA MP130 Printer follow this procedure
Add the following to the /etc/apt/sources.list:
deb http://mambo.kuhp.kyoto-u.ac.jp/~takushi/ubuntu ./
Then in terminal:
sudo apt-get update
sudo apt-get install libcnbj-2.5 bjfilter-2.5 pstocanonbj
Cupsys will be automatically restarted and you can select printer in cupsys configuration which is (should be able to open in firefox i think)
To add the printer through the cups, the first thing you do is click on add a printer. The next screen will ask you for the name of you printer, location and description. The only thing you really have to fill in is the name anything you want will do. After you have filled in the information click continue. The next page asks you to select your printer which should be Gutenprint USB Printer #1 (Canon MP130). Hit continue and then it will ask you for your driver. Select the Canon Pixma iP1500 Ver.2.50 (en) then click on add printer. Printing a test page should work! I've used the method on both Gutsy and Hardy.