An example of a WFS overlay, using the same WFS data as http://openlayers.org/dev/examples/wfs.html,
can be specified as [map context="node/24/context" center="-88,49" zoom="4" layers="1" 1="wfs|http://www.bsc-eoc.org/cgi-bin/bsc_ows.asp?|Owl Survey|OWLS|maxfeatures=50,extract=true,style={strokeColor:black,fillColor:green,fillOpacity:0.5}" width="600" height="300" /].