Hello Xuelin, It's a topic a bit far away from the list, but here I have something for you. VRMLview, a simple viewer. http://www.sim.no/products/SIM_VRMLview/download/ I hope it will help you. -- Eliana M. Vásquez Osorio AIO Eramus MC - Daniel den Hoed e.vasquezosorio at erasmusmc.nl