Can you post some screen shots for us to maybe help trouble shoot? Are you attempting to post form home or work?
some of the normal requirements this is generic ,If using IE please make sure you are not in "compatibility" mode as it is not supported.
Also make sure you are not blocking scripts from Lithium.com, Autodesk.com or Addthis.com ( s7.addthis.com) they are need for all features to work.
also please make sure you are using the latest releases of the supported browsers below (with JavaScript enabled😞
Chrome
Firefox
Internet Explorer 8*, 9, 10 or 11
Safari
Microsoft Edge
For a consistent and reliable mobile device browsing experience, we recommend using one of the latest popular mobile operating systems and devices with their default browsers (with JavaScript enabled):
iOS with Safari
Android with Android browser
Opera Mini
Blackberry Browser
*Note: Internet Explorer 8 is no longer supported on the Community after 7/23/2015, IE 8 users may have a degraded experience. Users with IE 8 on Windows XP may not be able to connect at all to the community
Thanks
Discussion_Admin
Thia is the view you get when Lithium.com and addthis.com are blocked from scripts. Try taking you browser out of private view mode .
Thanks
Discussion_Admin