assertTrue(selenium.isTextPresent("onmouseover works"));
assertTrue(selenium.isTextPresent("mouseover"));
// onmouseup
selenium.click("onmouseup");
selenium.mouseUp("fn:onmouseup_conf");
confirmation("fn:onmouseup_conf").okButton().click();
assertTrue(selenium.isTextPresent("onmouseup action"));
assertTrue(selenium.isTextPresent("onmouseup works"));
assertTrue(selenium.isTextPresent("mouseup"));