In Moodle 1.9 : Administration ► Modules ► Filters ► Manage filters
In Moodle 2.0 : Site administration ► Plugins ► Filters ► Common filter settings
In Moodle 1.9 : Administration ► Modules ► Filters ► Manage filters
In Moodle 2.0 : Site administration ► Plugins ► Filters ► Common filter settings