Painting melamine cabinets?

[munkeroos]

We are almost done our bathroom reno.

We have built & painted new doors for the cuboards. But need to paint the box.

I am thinking sanding, kilz or zinzer primer & latex paint?

There are actually only the parts that will be seen, one against the toilet, and two where a chair goes. They're not very visable so it doesn't have to be fantastic looking.
three parts I mean, not the**