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Copyright

This tutorial was originally produced by the Global SchoolNet Foundation in 1996.
(Revisions made in 1999, 2001, 2003, 2004).  All rights are reserved.

Authors (Al Rogers, Yvonne Marie Andres)
Contributors (Sara Armstrong, Clyde Boyer, Wendy Clash,
Karen Eini, Graham Hellewell, David Warlick, Bill West)

Portions of this tutorial were written with support from BBN's National School Network Testbed,  National Science Foundation Grant #RED9454769,  Advanced Network & Services, Microsoft and the US Department of Education grant in support of Friendship Through Education. Other materials on this tutorial, including but not limited to, proprietary programs and resources such as (but not limited to) Adobe® Acrobat® Reader and other software and resources, such as articles and Web pages, belong to the respective copyright holders (as indicated on or near the Web pages used or on the original Internet archive) and are used by permission. Please contact the respective copyright holder if you wish to use any other Web pages, software, or other resources not owned by the Global SchoolNet Foundation.

Permission is hereby granted to any public or private teacher, school, school district, or other bonafide public or private educational agency to duplicate for non-profit, non-commercial use, providing:

  • You notify GSN of the nature of your use at helper@gsn.org
  • You preserve all credit for all contributors
  • If you edit or expand on these pages, you must send GSN a copy of your new pages at helper@gsn.org. If we like your changes we'll incorporate them into the next edition.

Exception: You may NOT mount any portion of
this tutorial on an Internet- accessible Web server.

License Terms

Grant of License.
This TUTORIAL may be freely copied and/or used in any public or private school or nonprofit institution by students and teachers. However, regardless of the circumstances, no one may sell this TUTORIAL  or its contents or charge any fee for the use of this TUTORIAL  or any of its contents. This TUTORIAL  contains several proprietary resources which have been made available by their copyright owners for educational use only. Every user of this TUTORIAL  must observe all license restrictions on each of the proprietary programs and resources. A person may use this TUTORIAL  and the programs and materials thereon only to the extent that the applicable local laws and regulations permit such use.  Notwithstanding the foregoing, you may NOT mount any portion of this TUTORIAL  on an Internet-accessible Web server. However, you MAY mount this TUTORIAL  on a local area network file server as long as it is not accessible on the greater World Wide Web.

Limited Warranty.
THE CONTENTS OF THIS TUTORIAL ARE PROVIDED AS IS AND WITHOUT WARRANTY, EXPRESS AND IMPLIED. THUS, FOR EXAMPLE, THERE IS NO IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.

No Liability for Damages.
IN NO EVENT WILL GLOBAL SCHOOLNET FOUNDATION OR ANY OTHER COMPANY, ORGANIZATION, OR INDIVIDUAL WHOSE SOFTWARE AND/OR OTHER MATERIALS ARE CITED  ON THIS TUTORIAL BE LIABLE FOR ANY DAMAGES, INCLUDING LOST PROFITS, LOST SAVINGS, OR OTHER INCIDENTAL OR CONSEQUENTIAL DAMAGES, OR FOR ANY CLAIM BY ANY USER OF THIS TUTORIAL OR BY ANY THIRD PARTY, ARISING FROM THE USE OR INABILITY TO USE THIS TUTORIAL.


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Member Supported. Copyright © 2000 Global SchoolNet. All rights reserved. Last Update: 27 April 2006