I have been trying in vain to access the following via netscape and microsoft explorer, but am told these websites do not exist in their "database'": http://orion.mscc.huji.ac.il/orion/symposiums/2ndsym/2ndsym.html " " " " " "/resources/news/REIF.html " " " " " "/orionbook/orionpubl.html Thanks for your help. Frank Rosenthal