AddNullVisibleTest
waitForElementPresent link=Wiki Test Page
clickAndWait link=Wiki Test Page
assertElementPresent link=Main
clickAndWait link=Second Edited Wiki Test
clickAndWait link=Configuration
clickAndWait link=Display Settings
addSelection _86_currentVisibleNodes label=Second Edited Wiki Test
click //img[@onclick='self.focus();']
addSelection _86_currentVisibleNodes label=Main
click //img[@onclick='self.focus();']
clickAndWait //input[@value='Save']
assertTextPresent You have entered invalid data. Please try again.
assertTextPresent Please specify at least one visible node.
clickAndWait link=Return to Full Page