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.
Possibly you are using the wrong charset to convert the downloaded data from bytes to chars. That's just my first guess, though, I'm sure there could be dozens of other things wrong. You don't provide many details for us to comment on.