1) Button code:
Make one custom button (detail screen button), on any object, for example , account object, see below code.
a. Behaviour must be "Open in new window"
b. Content Source "URL"
2) Utility Code:
The utility is on my server for now, it is in BETA, once all is tested and working , i will make it public :)
ScreencastClick here to see a small screen cast about the functionalities:- http://screencast.com/t/ibDqgMBbfQ