If you are using a browser other than Internet Explorer, you will need to enable javascript in your browser as explained here

Adding TrackMaster to your trusted sites

If you have selected to set your Internet Security settings to high, you will need to add the TrackMaster web site to your trusted sites list in order to be able to use the web site.

1.) Click on the Tools Menu bar item in Internet Explorer

2.) Click on Internet Options from the drop down menu

3.) Click on the Security tab

4.) Click on Trusted Sites

5.) Click on the Sites button

6.) Make sure the Require server verification (https:) for all sites in this zone is NOT checked.

7.) Click on Add

8.) Click on Close

9.) Click on OK

10.) Press the F5 key on your keyboard to reload the page (or you can go directly to the TrackMaster home page)