function drawChart(data)
{
  var eleChart = d3.select(".chart").html(""),
      eleChartBbox = eleChart.node().getBoundingClientRect(),
      margin = {top: 20, right: 20, bottom: 30, left: 40},
      width = +eleChartBbox.width - margin.left - margin.right,
      height = +eleChartBbox.height - margin.top - margin.bottom;

  var svg = eleChart.append("svg").attr("width",width).attr("height",height);

  var x = d3.scaleBand().rangeRound([0, width]).padding(0.1),
      y = d3.scaleLinear().rangeRound([height, 0]);

  var g = svg.append("g")
      .attr("transform", "translate(" + margin.left + "," + margin.top + ")");


  x.domain(data.map(function(d) { return d.x; }));
  y.domain([0, d3.max(data, function(d) { return d.y; })]);

  g.append("g")
      .attr("class", "axis axis-x")
      .attr("transform", "translate(0," + height + ")")
      .call(d3.axisBottom(x));

  g.append("g")
      .attr("class", "axis axis-y")
      .call(d3.axisLeft(y).ticks(10, "%"))
    .append("text")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", "0.71em")
      .attr("text-anchor", "end")
      .text("y");

  g.selectAll(".bar")
    .data(data)
    .enter().append("rect")
      .attr("class", "bar")
      .attr("x", function(d) { return x(d.x); })
      .attr("y", function(d) { return y(d.y); })
      .attr("width", x.bandwidth())
      .attr("height", function(d) { return height - y(d.y); });

}