cy : <a href="policy.html">POLICY</a>) : <a href="component-manager.html">COMPONENT_MANAGER</a></TT>
    </DT>
    <DD>
      <P>Enables creation of custom <a href="component-manager.html">component managers</a> to realise a sandbox.
        The <tt>Policy</tt> structure controls the rules governing access to <a href="policy.html">capabilities</a> inside the sandbox.</P>
      <P>
	Note that an arbitrary number of independent sandboxes can be created.
	By creating a separate <TT>Policy</TT> structure for ea