Websites like Facebook, MySpace, Twitter, and Classmates are in the business of connecting people. Long-lost friends and classmates can be easily found, and relationships restored. But there's a downside to social networking, too, especially when an old flame makes contact. In fact, marriages are breaking up over these "re-acquaintances." For some people, the temptation is just too much to handle. Your spouse should be your number one confidant… and the only person you flirt with, tell secrets to, and share your dreams with. Guard your heart and protect your marriage. Let's talk more about what you can do to Protect Your Marriage against Online Infidelity.