This week's book giveaway is in the OCMJEA forum. We're giving away four copies of OCM Java EE 6 Enterprise Architect Exam Guide and have Paul Allen & Joseph Bambara on-line! See this thread for details.
The double isn't going to show the extra 0 because it doesn't need it. You will have to add it (after making the double a String). You might want to look at the BigDecimal class. It might make your life a little easier.