+ <p>To specify missing data, set the value to null. You may not set a value
+ inside an array to null. Use null instead of the entire array.</p>
+
+ <a name="function"><h3>Functions</h3>
+
+ <p>You can specify a function that returns any of the other types. If
+ <i>x</i> is a valid piece of dygraphs input, then so is</p>
+
+ <code>
+ function() { return x; }
+ </code>
+
+ Functions can return strings, arrays, data tables, URLs, or any other data type.
+
+ <a name="datatable"><h3>DataTable</h3>
+ <p>You can also specify a Google Visualization Library <a
+ href="http://code.google.com/apis/visualization/documentation/reference.html#DataTable">DataTable</a>
+ object as your input data. This lets you easily switch between dygraphs and
+ other gviz visualizations such as the Annotated Timeline. It also lets you
+ embed a Dygraph in a Google Spreadsheet.</p>
+
+ <p>You'll need to set your first column's type to one of "number", "date"
+ or "datetime".</p>
+
+ <pre>
+ DataTable TODO: