Fancybox - Updating size of fancybox with Iframe content?

Question

On my site I open up a fancybox containing IFRAME content. Is it possible to update the size of the fancybox when a link is clicked within it?

For example, I have it

Answer 1

For those who might come here using Fancybox 2:

This is the code that worked for me

$(".iframe").fancybox({
                    autoSize: false,
                    autoDimensions: false,
                    width: 630,
                    height: 425,
                    fitToView: false,
                    padding: 0,
                    title: this.title,
                    href: $(this).attr('href'),
                    type: 'iframe'
                });