@begin(header) author: Mark S. Ackerman show_author: ShowNone author_organization: MIT Center for Coordination Science node_expert: ackerman@guilder.mit.edu expiration_date: 12/31/93 last_modifier: eric@foobar.mit.edu last_mod_date: 12/17/92 mod_num: 5 @end(header) @b Just click on any mouse button to choose an item in a visual button, a question list, or information tree. Follow the questions to see if an answer is present. Feel free to ask questions by clicking on the "I'm unhappy" button. You can quit Answer Garden by clicking on the "Quit" button on the first window that came up. If you have problems (or otherwise), please click the "I'm unhappy" button on this node. Or send comments to: eric@@cfa.harvard.edu or ackerman@@athena.mit.edu.