ta){return _data.children ? "#fff" : "steelblue";})
			.attr("opacity", 0.25)
			.attr("stroke", function(_data){return _data.children ? "#fff" : "#ADADAD";})
			.attr("stroke-width", "2" );

		node.append("text")
			.text(function(_data){return _data.children ? "" : _data.name;});

	});			

	console.log("ddd Bubble charts");
	</script>
</body>
</html>