var toc =
[
   // Level, Text, href
   [ 0, "Introduction", "Introduction" ],
   [ 0, "Processing Example: Messier 101", "TheExample" ],
   [ 0, "", "" ],
   [ 0, "Step 1: First Application of HDRWT", "A01" ],
   [ 0, "", "" ],
   [ 0, "Step 2: Second Application of HDRWT", "A02" ],
   [ 0, "", "" ],
   [ 0, "Step 3: Applying a Contrast Enhancement Curve", "A03" ],
   [ 0, "", "" ],
   [ 0, "The Entire Processing Sequence", "Sequence" ],
   [ 0, "", "" ]
];