Hi Matt, just a thought... I am using OnKeyDown() and OnKeyUp() to toggle if SHIFT is pressed... This could be also another alternative ?? greets Ingo --- Dr.-Ing. Ingo H. de Boer Polytec GmbH Polytec-Platz 1-7, 76337 Waldbronn, Germany phone: ++49 7243 604 106 fax : ++49 7243 604 255