);
		tooltipPourcent.text(d.pourcent + '%');

		tooltip
			.style('left', mouse[0] + 'px')
			.style('top', mouse[1] + 'px')
		;

		tooltip
			.style('opacity', 0.9)
		;
	};

	var onMouseOutOnCell = function(d) {
		header.html(node.fullname);

		tooltip
			.style('opacity', 0)
		;
	};

	svg.on('mouseleave', function() {
			node.children.forEach(resetColor);

			if (overNode) {
				legend.select('td.coverage' + Math.floor(overNode.pourcent)).style('background-color', overNode.color);
			}

			overParent = nu