Dear Chimera Staff, I was wondering where can I get an offline reference manual (*.pdf) for Chimera if there is any? I noticed that the documentation site only has user guides available for online viewing. Or will you be putting together something like that soon? Thank you and good day Reiner Villavicencio BS Biochemistry Dept. of Physical Sciences 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 wasnt really yours to begin with... you just have to go on and accept the fact that while good things never last some dont even start...." Send instant messages to your online friends http://uk.messenger.yahoo.com