As you are an an affiliate marketer you are reviewing products in your blogs. You are showing many product banner ads in your blog posts. When you have a lot of products reviewed then you must face problem managing your ads.
I am an WordPress programmer, I have realized this problem of affiliate marketers and bloggers.   I have released an easy and complete advertising management plugin WP Ad Guru  to manage your banner ads, popup campaigns.
See plugin features and you will discover the easiest way that you have never gone.
Premium: WP Ad Guru
Free: WP Ad Guru Lite