Where is a dreamweaver php/mysql tutorial so a page rotates depending on the orientation of a dynamic image?

I want to make it so a when a picture is loaded dynamically, it will read if the picture is horizontal or vertical (I can add this fact to my database) and then direct the user to a page that is formated for a vertical or horizontal picture. I'm using Dreamweaver MX 2004.Where is a dreamweaver php/mysql tutorial so a page rotates depending on the orientation of a dynamic image?
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