Showing a webpage in a div help

I would like to display this webpage in my RoR site (its only for a project) so I can show a game made in ruby on rails. I would like to diplay it in a div can anyone help me?

Mike Nicholaides wrote:

How about an iframe?

Or, use prototype, something like, "new Ajax.Updater('div_id', {url:''})

Thanks for the help the iframe workeds gerat never come across that before.