code: public String getUrl() {
  		Environment env = getEnvironment();
  		Map<String, String> parameters = env.getHiddenParameters();
  		parameters.put(WWINDOW_REQUEST_PARAM_KEY, getId());
  		// Override the step count with WWindow step
  		parameters.put(Environment.STEP_VARIABLE, String.valueOf(getStep()));
  
  		String url = env.getWServletPath();
  
  		return WebUtilities.getPath(url, parameters, true);
  	}
docs: Returns a dynamic URL that this wwindow component can be accessed from.
  
  @return the URL to access this wwindow component.