Walter Rick, I know you know our teacher David, who tought us DIAdem at Michigan at the end of March for 5 days. I have no his email address, phone number, so no way to reach him. He suppose to send me a sample of my application. I have not received it yet. I attended his training and afterwards bought DIAdem. Now I need to use it. Please can foward this email to him or let me know how I can reach him. Many many thanks, liming zhou