cSans button demo

You can create tabs and buttons with hover/select efects and variable width/height with only one image. The only requirements is the use of a span inside of the links and the distance between normal and hover/select state must be 70px:
distance: 70px

Default style

The Four has .select class

With fixed width:

In a individual link:

This is an Option link

And this is an selected Option link

Customized style

With fixed width:

In a individual link:

This is an Option link

And this is an selected Option link