Index: openacs-4/packages/acs-core-docs/www/object-system-requirements.html
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RCS file: /usr/local/cvsroot/openacs-4/packages/acs-core-docs/www/object-system-requirements.html,v
diff -u -r1.28.2.1 -r1.28.2.2
--- openacs-4/packages/acs-core-docs/www/object-system-requirements.html	10 Jun 2009 22:24:08 -0000	1.28.2.1
+++ openacs-4/packages/acs-core-docs/www/object-system-requirements.html	6 Jul 2009 11:14:28 -0000	1.28.2.2
@@ -202,7 +202,7 @@
 developers to represent a hierarchy of object <span class="emphasis"><em>contexts</em></span>. These
 contexts are used as the basis for the permissions system. In general, if an
 object has no explicit permissions attached to it, then it inherits
-permissions from its context.</p><p>The context data model also forms the basis of the <a class="link" href="subsites-requirements.html" title="Subsites Requirements">subsites system</a>, and is
+permissions from its context.</p><p>The context data model also forms the basis of the <a class="link" href="">subsites system</a>, and is
 a basic part of the <a class="link" href="permissions-requirements.html" title="Permissions Requirements">permissions system</a>,
 described in separate documents.</p><p>The context data model should provide the following facilities:</p><p><span class="strong"><strong>50.10 Unique ID</strong></span></p><p>Every context should have a unique ID in the system.</p><p><span class="strong"><strong>50.20 Tree Structure</strong></span></p><p>The data model should support a tree structured organization of contexts.
 That is, contexts can be logically "contained" within other