AddNullCommentTest
waitForElementPresent link=Page Comments Test Page
clickAndWait link=Page Comments Test Page
click //span/a[2]
waitForElementPresent _107_postReplyBody0
typeKeys _107_postReplyBody0 This is a null test.
type _107_postReplyBody0
clickAndWait _107_postReplyButton0
assertTextPresent You have entered invalid data. Please try again.