code: public void sendForm(HttpServletRequest req, HttpServletResponse res, String strReceiveMessage, Properties properties)
  		throws ServletException, IOException
  	{
  		if (properties.getProperty(DESTINATION) == null)
  		{		// Check to see if a param was set in get (ie., ?dest=xyz)
  			String[] strParamDest = req.getParameterValues(DESTINATION);
  			if ((strParamDest != null)
  				&& (strParamDest.length > 0)
  					&& (strParamDest[0] != null)
  						&& (strParamDest[0].length() > 0))
  							properties.setProperty(DESTINATION, strParamDest[0]);
  		}
  		super.sendForm(req, res, strReceiveMessage, properties);
  	}
docs: /*
  Parse the properties.
  Override this to do extra stuff.