<!-- Sample map with a single observation. --><WxML>	<map bgcolor="#FFFFCC">			<overlay visible="true">			<data src="Oklahoma Maps" param="County borders"/>		</overlay>				<overlay visible="true">			<data src="Oklahoma Maps" param="State border"/>			<lineStyle width="3"/>		</overlay>				<observation>			<data src="http://sdg.mesonet.org/docs/wxml/data/199407071700.mdf"				network="Oklahoma Mesonet" param="TAIR" units="fahr"/>			<textStyle color="#FF0000"/>		</observation>			</map></WxML>