User of MITgcm: Dr. HUANG Daji Lab of Ocean Dynamic Processes and Satellite Oceanography (LOPSO) 2nd Institue of Oceanography State Oceanic Administration 9 Xixihexia, Hangzhou 310012 Zhejiang China E-Mail: dajih2001 at yahoo.com Comments and questions on page http://mitgcm.org/sealion/online_documents/node85.html