GOOGLE CHROME USERS
In late 2019 Google Chrome changed the way you may or may not veiw PDFS.
If you see a blank grey screen when you try to open a PDF, then you will need an PDF extension added to your Chrome browser (When logged on) to view PDF's. You can download this extension HERE
Date: Sat 07 Dec 2019 - Sun 8 Dec 2019
Date: Fri 08 Nov 2019 - Sun 10 Nov 2019
Date: Sat 18 May 2019 - Sun 19 May 2019