RadEditor Classic treats Firefox 6 as an incompatible browser and it displays as a textarea in this browser.
To workaround this issue put the following code in the code file for your page where you have a RadEditor instance:
, where
RadEditor1 is your RadEditor instance.
Note that the code might not
work in a lower trust environment. If you get an error about security,
you will need to add the following code in your application’s Web.config
file (in the configuration/system.web section):