	function buildHeader(title)
	{
		document.write('<div class="header">');
		document.write('<a href="http://www.usgs.gov"><img border="0" alt="USGS" src="images/usgs.gif"></a>' + title);
		document.write('</div>');
	}
	
	function buildFooter(pageURL, lastChanged, initials)
	{
		document.write('<div class="footer"><a href="http://www.doi.gov">U.S. Department of the Interior</a>, <a href="http://www.usgs.gov">U.S. Geological Survey</a>, Anchorage, AK, USA<br>');
		document.write('URL: &lt;' + pageURL + '&gt;<br>');
		document.write('Contact: <a href="mailto:dcervelli@stanford.edu">Dan Cervelli</a><br>');
		document.write('Last modification: ' + lastChanged + ' (' + initials + ')<br>');
		document.write('<a href="http://www.usgs.gov/privacy.html">USGS Privacy Statement</a>');
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