<Map background-color="steelblue" srs="+proj=longlat +ellps=airy +datum=OSGB36 +no_defs" minimum-version="0.7.2"> <Style name="test"> <Rule> <PolygonSymbolizer/> </Rule> </Style> <Datasource name="shp"> <Parameter name="type">shape</Parameter> <Parameter name="base">../../data/shp/</Parameter> </Datasource> <Layer name="lay" srs="+proj=longlat +ellps=airy +datum=OSGB36 +no_defs"> <StyleName>test</StyleName> <Datasource base="shp"> <Parameter name="file">poly.shp</Parameter> </Datasource> </Layer> </Map>