Fine work Andy.
Connect HERE User name is user password is bcam
When you sign in you will be presented with the screen shown below. Single left click on the Java logo (arrowed) next to camera A for beecam or scroll down to B for nestbox. You will then be asked to sign in again. Use the same user and password (user bcam) to open the camera feed in a new resizeable window.
If you do not have Java installed it can be downloaded for Windows HERE
and Mac OS HERE