+<a name="gviz"><h2>GViz Data</h2>
+<p>The <a
+ href="http://code.google.com/apis/visualization/documentation/index.html">Google
+ Visualization API</a> provides a standard interface for describing data. Once
+you've specified your data using this API, you can plug in any GViz-compatible
+visualization. dygraphs is such a visualization.</p>
+
+<p>For a simple demonstration of how to use dygraphs a GViz visualization, see
+<a href="http://danvk.org/dygraphs/tests/gviz.html">this page</a>. dygraphs can
+also be used as a GViz gadget. This allows it to be embedded inside of a Google
+Spreadsheet. For a demonstration of this, see <a
+ href="http://spreadsheets.google.com/ccc?key=0Anx1yCqeL8YUdDR1c3pPREhraGhkWmdhaURjOXRncXc&hl=en">this
+ spreadsheet</a>. The URL for the gadget is
+<code>http://danvk.org/dygraphs/gadget.xml</code>.</p>
+
+<p>Here's an example of a published gviz gadget using dygraphs:</p>
+<script src="http://spreadsheets.google.com/gpub?url=http%3A%2F%2Fkb8jbn8l90ocl9n4b14jrcvp61ceqis5.spreadsheets.gmodules.com%2Fgadgets%2Fifr%3Fup__table_query_url%3Dhttp%253A%252F%252Fspreadsheets.google.com%252Ftq%253Frange%253DA1%25253AC31%2526headers%253D-1%2526key%253D0Anx1yCqeL8YUdDR1c3pPREhraGhkWmdhaURjOXRncXc%2526gid%253D0%2526pub%253D1%26up__table_query_refresh_interval%3D300%26url%3Dhttp%253A%252F%252Fdanvk.org%252Fdygraphs%252Fgadget.xml%253Fnocache&height=215&width=530"></script>
+
+