If every field is green in the table below, it means that Marvin JS editor can run in your browser (compatibility mode of IE excluded).
Marvin JS does not support compatibility mode in Internet Explorer.
In most cases, you can switch on/off compatibility mode in your IE.
For IE 8, 9 and 10 these settings can be reached from the Tools menu (
For other IE version, please, visit the appropriate website.
Note that all intranet sites are set to run in compatibility mode by default. In this case, please, consult with your system administrator.