GraphicsNode gn = bc.getGraphicsNode(e);
if (gn != null)
registerObjectDesc(gn, desc+"_GN");
if (e instanceof SVGOMElement) {
SVGOMElement svge = (SVGOMElement)e;
SVGContext svgctx = svge.getSVGContext();
if (svgctx != null)
registerObjectDesc(svgctx, desc+"_CTX");
}
}