WPrez allows you to make beautiful presentations (in the form of "Prezi.com") right from your WordPress hosted website or blog.
True the image option is wacky but you can get the HTML vertion of this, and then use iFrames to embed it. the HTML is actually easier to edit. LOL
my version (feel free to hack it... I did)
and I got it from this guy!
:) this is still cool considering Prezi is not based on % when embedding into WordPress.