Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
S
Here is the CentOS / RHEL install page, definitely going to check this out.
http://helpcenter.onlyoffice.com/desktop/documents/linux/installation-rhel.aspx