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.
Remember, HTML is going to to look like text until you let a browser render it. By far the easiest approach is just to open the page in a browser - you could style this like a floating preview panel (like Google does).