Looking over the shoulder of the police detective at his computer monitor, I felt my stomach churn. He was posing as a 14-year-old girl in a chat room. Within moments, a strange man, age 42, was making a proposition. With so many positive media reports focused on the miracles of the Internet as a communication and education tool, the convenience and profits of e-commerce and the spectacular but now fading boom in dot-com stocks, little attention has been paid to the dark side of the Internet and its impact on society's ability to fight crime. Unfortunately, although the Internet is…