This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
The "background" attribute is only supported for BODY elements. Any other elements (well, BODY as well...) should use CSS for applying background images. However, I'm not sure if email clients support that.