reopenScreen();  assertEquals(1, SiteTestHelper.getRowCount(tester, "userring:list"));
    public void testAddDeleteRing() throws Exception {        addUser();        assertEquals(2, SiteTestHelper.getRowCount(tester, "userring:list"));        checkCheckbox("selectedRow");        clickButton("userring:delete");        assertEquals(1, SiteTestHelper.getRowCount(tester, "userring:list"));    }