Here are some action items you may wish to take to make (more) money from CPC ads:
Understand the logic behind CPC and contextual ad programs.
Create a realistic plan based on the revenue you can expect from CPC advertising.
Enroll your site in a CPC ad program.
Use a server-side include so that the CPC ad code is replicated across your site.
Choose ad format and colors to match or complement your site design.
If your site has enough volume to make it feasible, investigate CPM advertising programs.