The forum moderators over there sound like stuck records, every time someone complains about the functionality of outlook you just get:
I recommend that you optimize your browser to ensure it's full performance and to help us isolate for a possible browser issue. To do this, please referto to this link.
Also, please upgrade your browser to its’ latest version to ensure its’ optimum performance.
If you are using a different browser other than Internet Explorer, please refer to it's support team to know how to upgrade it.