Each press of ctrl- will reduce the image/text size
Each press of ctrl+ will increase the image/text size
A press of ctrl0 (that's a zero) will return your screen to its normal size

This works in many different programmes
A quick work around and not a lot of hassle

Can also be useful if you want to zoom in on a pict to inspect something more closely. Something small frinstance, Mike?

Well, I'm damned - so it does..... you learn something new every day +++.