1) Open Internet Information Services (IIS)

2) Double click on MIME Types

3) In the Actions pane click Add

4) Enter the File Name Extension .ort and the MIME Type as application/trends

5) Add the following MIME Types

     Extension    MIME Type

     .mal           application/alarmmonitor

     .mcm          application/channelmonitor

     .ort             application/trends

     .orm           application/configurablemonitor

     .odl            application/dataexport

6) Now that you have MIME configured then each file type will open in the internet browser.