brettdewoody/jQuery-Interstitial — pull request #3 by carhartl (2014-05-23 21:25:46+00:00)
Title: Correcting value for cookie expires option.

A value of -1 will actually create no cookie at all - it creates one that expired one day in the past, thus the cookie will be immediately removed. I assume persisting the cookie is what is desired here.

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