Adding adsense to a worpress template

am trying to figure out how to add adsense or amazon affiliates code to [login to view URL] so that it appears in the bottom left of a single post or page. Click on any post and I'd like to be able to: 1)Have the ad(s) render in place of (or in addition to)"This entry was posted by bikramfinder on Sunday, May 6th, 2007, at 10:32 am, and was filed in Health Benefits. Subscribe to the XML RSS 2.0 feed for all comments to this post." 2) Have the header links read: Home > Sponsors, rather than Home> About this link 3)Make the changes listed above for Pages as well as posts Can you help? ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform Wordpress