Do you have a url where I can see the two pages? The issue is likely in the CSS, so I'm not going to be able to debug it with just the php files to look at.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.