Jean-Philippe Lang 8a2aa5d217 Disable button to prevent accidental double click on project members (#6826).
Contributed by Andrew Vit.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4371 e93f8b46-1217-0410-a6f0-8f06a7374b81
2010-11-06 12:04:24 +00:00
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