assertTrue(selenium.isTextPresent("ondblclick works"));
assertTrue(selenium.isTextPresent("dblclick"));
TableCellInspector thirdTableCell = dataTable("fn:third").body().row(0).cell(0);
// onmousedown
thirdTableCell.mouseDown();
assertTrue(selenium.isTextPresent("onmousedown works"));
assertTrue(selenium.isTextPresent("mousedown"));
// onmouseup
thirdTableCell.mouseUp();