Welcome to the Compilation Proceedings of MM'07 & Co-Located Workshops

These DVD-proceedings are a cross-platform medium which allows Windows and Mac users to share the same directory structure and access a common set of files. To navigate this DVD a graphical web browser is required. The full-text content on this disk is in Adobe PDF format. A version Adobe Acrobat Reader is required to view the content.

Please be sure you have the latest version and updates of Adobe Acrobat Reader installed.

Copyright © 2007 by the Association for Computing Machinery, Inc. (ACM). 
Permission to make digital or hard copies of portions of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyright for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permission to republish from: Publications Dept., ACM, Inc. Fax +1 (212) 869-0481 or permissions@acm.org  

For other copying of articles that carry a code at the bottom of the first or last page, copying is permitted provided that the per-copy fee indicated in the code is paid through the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, USA. 

Notice to Past Authors of ACM-Published Articles

ACM intends to create a complete electronic archive of all articles and/or other material previously published by ACM. If you have written a work that has been previously published by ACM in any journal or conference proceedings prior to 1978, or any SIG Newsletter at any time, and you do NOT want this work to appear in the ACM Digital Library, please inform permissions@acm.org, stating the title of the work, the author(s), and where and when published. 

ISBN: 978-1-59593-823-7

Additional copies may be ordered prepaid from: 
ACM Order Department
General Post Office
P.O. Box 30777, New York, NY 10087-0777, USA

ACM Order Number 100074

Made in the USA