HTML Bridge URL

         <componentClass className="com.vmware.vsphere.client.htmlbridge.HtmlView">

            <object>

               <root>

                  <url>https://localhost:8888/MyManagement.html</url>

               </root>

            </object>

         </componentClass>

For for my real plugin/applicaton server installation, I will need to be able to configure the port and host that our web page server runs on.  Is there a way to some how do this with the plugin.xml and this type of usage? It would need to be something I can setup in some file that gets referenced from the plugin.xml file.  I am thinking something along the lines of

 Where somehow the settings for HOSTNAME and PORTNUM come from some external setting.  Is something like this possible through some mechanism?