Further experimantation with Java reveals thes jre1.5 works well on the XO . The latest version 1.6 has sigmificant issues. I have unpatched jedit, Jbooks and an application of mine working under jdk 1,5 -- Steven M. Lewis PhD 4221 105th Ave NE Kirkland, WA 98033 425-889-2694 206-384-1340 (cell) smlewis at lordjoe.com (permanent)