'')
                + (mapbox_style ? '&mapbox-style='+mapbox_style : '')
                + (source != "osm" ? '&source='+source : '')
                + (running ? '&running' : '')
                + (imperial ? '&imperial' : '')
                + (distance ? '&distance' : '')
                + (direction ? '&direction' : '')
                + (slope ? '&slope' : '')
                + '" width="100%" height="500" frameborder="0" allowfullscreen&gt;&lt;p&gt;&lt;a href="https://gpx.studio'
                + wi