Virinco recommend using Internet Explorer in combination with Silverlight.
version 4.5 (or newer)
You may run Silverlight applications in Chrome version > 4.5 with help of the IE tab extension:
Microsoft Edge (Desktop)
Silverlight is not available in Microsoft Edge. Please open with Internet Explorer
Microsoft Edge (Modern UI)
Silverlight is not available in Modern UI (e.g. using Edge).
Please click the "Open desktop" button or select "view in the desktop" from the page tools menu (the wrench).