setVisibleColumns(selectedColumns);
setVisibleColumns(selectedColumns, iwc.getParameter(EntityBrowser.ENTITY_BROWSER_IDENTIFICATION_NAME));
  private boolean doAction(IWContext iwc) {    if (iwc.isParameterSet(FORM_SUBMIT_KEY)) {       String action = iwc.getParameter(FORM_SUBMIT_KEY);      if ( ACTION_CLOSE.equals(action)) {        // close window        close();        return false;      }      else if ( ACTION_SAVE_FORM.equals(action))  {        // reload parent after when settings were saved        setOnLoad("window.opener.location.reload()");        // if the parameter RIGHT_SELECTION_BOX_KEY is not set nothing was selected        String[] selectedColumns =          (iwc.isParameterSet(RIGHT_SELECTION_BOX_KEY)) ?           iwc.getParameterValues(RIGHT_SELECTION_BOX_KEY) : new String[] {};        setVisibleColumns(selectedColumns);        if (iwc.isParameterSet(INPUTFIELD_KEY)) {          // set value          String numberOfRowsPerPage = iwc.getParameter(INPUTFIELD_KEY);          // get absolute value          int numberOfRows = Math.abs(Integer.parseInt(numberOfRowsPerPage));          if (numberOfRows > 0)            multiEntityPropertyHandler.setNumberOfRowsPerPage(numberOfRows);        }      }    }    return true;  }