HTML + CSS fancy box planning

Question

Hi. I've got box in PSD (not PNG) which looks like this:

I don't know how to crop it into box. I mean - it has to be class, because there'll be few types, with diffrent width (and of various heights of color bar too). With content it has to look like this:

So - how much images it'll take? Sorry about this obscure brief - but I just don't know how to make it done (and I'm using Engrish, not English).