public static WatiN_IE assert_Has_Link(this WatiN_IE watinIe, string linkId, string message = NUnit_WatiN_Messages.ASSERT_HAS_LINK) { watinIe.assert_Has_Valid_Url() .waitForLink(linkId) .assert_Not_Null(message.format(watinIe.url(), linkId)); return(watinIe); }