}
});
// Add ring:clustering info
Element clrInfo = drawClusteringInfo();
Element c = checkbox.renderCheckBox(svgp, 1, 5 + Double.parseDouble(clrInfo.getAttribute(SVGConstants.SVG_HEIGHT_ATTRIBUTE)), 11);
ctrlLayer.appendChild(clrInfo);
ctrlLayer.appendChild(c);
ctrlLayer.setAttribute(SVGConstants.SVG_TRANSFORM_ATTRIBUTE, "scale(" + (0.25 / StyleLibrary.SCALE) + ")");