Byvoegings
![[Warning]](https://addons.thunderbird.net/static/img/developers/test-warning.png?b=b00ed3ed-652d8172)
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Aangaande dié byvoeging
This will add a button to Thunderbird to open the Nirvana GTD website (www.nirvanahq.com) in a new tab.
Please note that if you get the error "This document cannot be displayed while offline. To go online, uncheck Work Offline from the File menu." you may have to set browser.cache.offline.enable to 'false' in Tools -> Options -> Advanced -> General -> Config Editor.
Please note that if you get the error "This document cannot be displayed while offline. To go online, uncheck Work Offline from the File menu." you may have to set browser.cache.offline.enable to 'false' in Tools -> Options -> Advanced -> General -> Config Editor.
