How can I scale the content of an iframe?

Question

How can I scale the content of an iframe (in my example it is an HTML page, and is not a popup) in a page of my web site?

For example, I want to display the content

Answer 1

I think you can do this by calculating the height and width you want with javascript (via document.body.clientWidth etc.) and then injecting the iframe into your HTML like this:

var element = document.getElementById("myid");
element.innerHTML += "