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<DIV><FONT face=Arial size=2>Hi, I'm a student from Rosario,
Argentina.</FONT></DIV>
<DIV><FONT face=Arial size=2>At university we're working on a chemistry
project.</FONT></DIV>
<DIV><FONT face=Arial size=2>I need some help on how to make a tree in
Smalltalk. <BR>Please if you can answer to my question, it's very important for
me.</FONT></DIV>
<DIV><FONT face=Arial size=2>Thank you very much.</FONT></DIV></BODY></HTML>