The Internet is a promising mode of intervention delivery in resource poor-settings because the costs associated with scaling up are minimal; dissemination online is the same if one person or 100,000 people use the program. Just as important, it provides access to important health information in a stigma-free, anonymous atmosphere. Our recent data indicate that 45% of adolescents in Mbarara, Uganda have used the Internet, 78% of whom went online at least once in the previous week. Eighty-one percent of respondents in the same survey indicated they would go to an HIV prevention web site if it existed. Based upon these data, we propose to develop a culturally appropriate, Internet-based HIV prevention program designed specifically for Ugandan adolescents between the ages of 12 and 18 years. Our specific aims are as follows: