Yes that trick works Phil, it's just an arse having to do it especially when you are on site and there's half a dozen contractors all bending your ear and you miss the opportunity.
Thing is this used to work years ago when SG XPanel first appeared and worked for a few years then something broke and that was that.
Also when you are making small visual changes and you are having to re-load the XPanel each time.
I've just tried the F11 shortcut and the IP address keeps defaulting to 192.168.1.103 even though the last IP I set was 10.2.102.11.