I recall seeing something like that in the past but can't find the link...
closed as not a real question by ChrisF♦ Feb 20 '12 at 12:58
It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, see the FAQ.
I think you're referring to Prezi - it has a unique navigation mechanism. Makes the presentation interesting and eye catching - but don't be tempted to use all the available visual effects in it, or you'll leave your crowd with vertigo :)
Might it be;
Hope this helps.