function showMetro()
{
	//populate the items
	document.getElementById("metro").innerHTML = "";
		metro_html = '';
		metro_html += '<h2>Current Metro Alerts</h2>Braddock Road: Trains are sharing the same track between Braddock Road and Huntington due to scheduled track maintenance.  <br><br>L\'Enfant Plaza: Trains are sharing the same track between L\'Enfant Plaza and Mt. Vernon Square stations due to scheduled switch replacement work at Mt. Vernon Square. Expect delays in both directions.  <br><br> <a href="http://www.wmata.com/metrorail/alertdisplay.cfm?nocache.cfm" target="_blank">Details at WMATA</a>';
		document.getElementById("metro").innerHTML += metro_html;
	}