1) to assess whether a web portal will improve care outcomes in diabetic patients; 2a) to describe the characteristics of patients whose health behavior improves over the study period; 2b) to describe the characteristics of patients who adopt the web portal-based disease management technology; 3) to develop and test targeted interventions to increase the adoption of the web portal and improve patient health behavior; 4) to monitor the ongoing costs associated with the web portal and patient healthcare resource utilization, and to monitor the incremental costs of the interventions designed to improve utilization of the technology and patient compliance with their diabetic regimens.