add manage rights tab at document level.

How can i to add a manage rights tab at folder level and at document level, i have the next code in the actions-contrib.xml file:

<action id="TAB_RIGHTS" link="/incl/tabs/document_rights.xhtml" order="50"
enabled="true" label="action.view.rights" icon="/icons/file.gif">
<category>VIEW_ACTION_LIST</category>
<filter-id>rights</filter-id>
</action>

<filter id="rights">
<rule grant="true">
<permission>WriteSecurity</permission>
<facet>Folderish</facet>
</rule>
</filter>

thks. in advanced