Open a borderless window from another one

How do i open a borderless window from another borderless window? Is it possible? all i need to do is to enlarge pictures that i have on my main in their own borderless window possibly smaller i don’t want to do it with the loadmovie action 'cause i want them in their own window that doesnt have to be exactly cromeless window but i don’t want to see the menu at all.
please help i am sure there’s a simple solution for this .
Thanks a lot
Massimo
something like this www.zerium.com