Dear all, Is an offline reference manual (*.pdf) available for Chimera? It woulb be more convenient, because its hard to go online whenever you have a problem. Thank you and good day Reiner Villavicencio BS Biochemistry Dept. of Physical Science and Mathematics College of Arts and Sciences University of the Philippines, Manila "Its hard to hold on to something that can never be yours in anyway you want... something that wasn’t really yours to begin with... you just have to go on and accept the fact that while good things never last some don’t even start...." Send instant messages to your online friends http://uk.messenger.yahoo.com