Work around IE oddity supplying 'null' as a string if there's no cookie with the name we ask for (author/url) (closes #391)
Work around IE oddity supplying 'null' as a string if there's no cookie with the name we ask for (author/url) (closes #391)


git-svn-id: 70ab0960c3db1cbf656efd6df54a8f3de72dc710@811 820eb932-12ee-0310-9ca8-eeb645f39767

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