A simple CSS code to hide the sidebar with gmail ads.
lol_gmail.css (116)Installation instructions
Once downloaded to your computer a User CSS file can be activated for all sites, by going to preferences->advanced->content->style options and changing "my stylesheet" to the one you just downloaded.
Site specific CSS files can be activated through site preferences->display and changing "my stylesheet" there.
User CSS files can be kept anywhere on your computer but, to keep things neat, it is advisable to create a folder for them.
