Ghostzilla was a browser that ran inside the window space of another program.
and when you moved your mouse off the ghost browser it, the ghost browser would auto minimize or disappear and would have the window of the first program still there.
If you need more info here's its wiki.
en.wikipedia.org/wiki/Ghostzilla
and when you moved your mouse off the ghost browser it, the ghost browser would auto minimize or disappear and would have the window of the first program still there.
If you need more info here's its wiki.
en.wikipedia.org/wiki/Ghostzilla