How can I make a full screen html page?.... First time in Kirupa's forum

1

I have been googling for a tutorial that would answer my problem but there don’t seem to be any. Here is an example of what I’d like to achieve. http://www.braingiants.com/v5/welcome.html. Watch how that window pops up when you click on the link. How can I make that window without the address bar at the top.