Thanx.

Make pleas this script it will simplify work process.

12 FPS is not bad... Just have to used to it.

Yes I meant "isolate".

Yes it would be good to have this script to test.
But when you unhide all the unhiden objects will be with hiden edges or only that that was with hiden edges?

Offtop..
How do you quote posts?
Where are you from?