725 Add clarification note

specifications/xpath-functions-40/src/function-catalog.xml

@@ -24939,6 +24939,11 @@ return array:sort($in, $SWEDISH)
          <p>Even where support for this function is mandatory, it is <rfc2119>recommended</rfc2119> for security reasons that implementations
          should provide a user option to disable its use, or to disable aspects of its functionality.</p>
 
+         <p diff="add" at="issue725">The <code>load-xquery-module</code> function does not modify the static or dynamic context.
+         Functions and variables from the loaded module become available within the result returned by the function, but they
+         are not added to the static or dynamic context of the caller. This means, for example, that <code>function-lookup</code>
+         will not locate functions from the loaded module.</p>
+
 
       </fos:notes>