second level navigation tabs in Windchill PDMLink

Action Model - Second level navigation tabs is not working in Windchill PDMLink.

C:\ptc\Windchill_11.0\Windchill\codebase\config\actions\custom-actionModels.xml

<model name="main navigation" id="browseActions" resourceBundle="com.ptc.core.ui.navigationRB">
<description>
Main navigation (tabs)
</description>
<action name="recentContexts" type="navigation"/>
<action name="program" type="navigation"/>
<action name="product" type="navigation"/>
<action name="project" type="navigation"/>
<action name="change" type="navigation"/>
<action name="library" type="navigation"/>
<action name="org" type="navigation"/>
<action name="site" type="navigation"/>
<action name="supplier" type="navigation"/>
<action name="search" type="navigation"/>
<!-- entry for customization tab -->
<action name="customization" type="navigation"/>
<!-- entry for custom tab -->
<action name="customAction" type="navigation"/>
</model>

<!-- entry for custom tab -->
<model name="customAction navigation" defaultActionName="listjsp" defaultActionType="object">
<action name="listjsp" type="object" />
</model>
<!-- Customization ends -->

</actionmodels>

C:\ptc\Windchill_11.0\Windchill\codebase\config\actions\custom-actions.xml

<!DOCTYPE listofactions SYSTEM "actions.dtd">
<?xml version="1.0" encoding="UTF-8"?>
<listofactions>
<!-- entry for custom tab -->
<objecttype name="navigation" class="" resourceBundle="SettingsResource">
<action name="customAction" renderType="General">
</action>
</objecttype>

<objecttype name="object" class="java.lang.Object" resourceBundle="SettingsResource">
<action name="listjsp">
<command url="ptc1/test" windowType="page"/>
</action>
</objecttype>
<!-- Customization ends-->

</listofactions>