Helpful to verify reports of your own downtime, or to double check a downed website you are trying to access.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
It sounds like the MsgBox is being shown in 'Application' modal as opposed to 'System' modal - therefore, if any other application pinches focus your application (and therefore the MsgBox) will loose focus..
The easiest solution would be to ensure that the MsgBox is System Modal..
cheers,