How to combine two flot examples (Jquery)

I hav开发者_Python百科e a quick question on how to combine the following two examples

http://people.iola.dk/olau/flot/examples/interacting.html

and

http://people.iola.dk/olau/flot/examples/tracking.html

If anyone could post a code example I would be grateful, and also point out exactly what the diffrence is. I've been sitting and trying to get this right for some hours whitout any luck so far =)