固定tooltip

调试运行
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>图形展示</title>
</head>
<body>
 <link href="http://g.alicdn.com/bui/bui/1.1.3/css/bs3/dpl.css" rel="stylesheet">
<style>
  .ac-tooltip{
    border-width:  : 0;
    background-color: white;
    opacity: .8;
    padding: 20px;
  }
 
  .ac-tooltip .ac-title{
    margin: 0;
    padding: 5px 0;
  }
 
  .ac-tooltip .ac-list{
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .ac-tooltip li{
    line-height:  22px;
  }
</style>
 
    <div class="detail-section">
      <div class="row">
        <div class="span8">
          <div id="tip" class="ac-tooltip">
            <h3 class="ac-title"></h3>
            <table class="table">
              <thead>
                <tr>
                  <td>序号</td>
                  <td>名称</td>
                  <td>值</td>
                </tr>
              </thead>
              <tbody class="ac-list">
                
              </tbody>
            </table>
          </div>
        </div>
        <div class="span10">
          <div id="canvas">
 
          </div>
        </div>
      </div>
      
    </div>
 
<script src="http://g.tbcdn.cn/bui/acharts/1.0.32/acharts-min.js"></script>
<!-- https://g.alicdn.com/bui/acharts/1.0.29/acharts-min.js -->
 
 
  <script type="text/javascript">
  
        var chart = new AChart({
          theme : AChart.Theme.SmoothBase,
          id : 'canvas', //render改成 id
          width : 750,
          height : 400,
          plotCfg : {
            margin : [50,50,80] //画板的边距
          },
          xAxis : {
            categories : ['一月','二月','三月','四月','五月','六月','七月','八月','九月','十月','十一月','十二月']
          },
          tooltip : {
            valueSuffix : '°C',
            shared : true, //是否多个数据序列共同显示信息
            custom : true, //自定义tooltip
            html : '#tip',//自定义tooltip的 模板或者 #id
            customFollow : false, //自定义tooltip不跟随移动
            itemTpl : '<tr><td>{index}</td><td>{name}</td><td>{value}{suffix}</td></tr>',
            crosshairs : true //是否出现基准线
          },
          series : [{
            name: 'Tokyo',
            data: [7.0, 6.9, 9.5, 14.5, 18.2, 21.5, 25.2, 26.5, 23.3, 18.3, 13.9, 9.6]
          }, {
            name: 'New York',
            data: [-0.2, 0.8, 5.7, 11.3, 17.0, 22.0, 24.8, 24.1, 20.1, 14.1, 8.6, 2.5]
          }, {
            name: 'Berlin',
            data: [-0.9, 0.6, 3.5, 8.4, 13.5, 17.0, 18.6, 17.9, 14.3, 9.0, 3.9, 1.0]
          }, {
            name: 'London',
            data: [3.9, 4.2, 5.7, 8.5, 11.9, 15.2, 17.0, 16.6, 14.2, 10.3, 6.6, 4.8]
          }, {
            name: 'Beijing',
            data: [13.9, 14.2, 15.7, 18.5, 21.9, 25.2, 27.0, 26.6, 24.2, 20.3, 16.6, 14.8]
          }, {
            name: 'Sahnghai',
            data: [17.0, 16.9, 19.5, 24.5, 28.2, 31.5, 35.2, 36.5, 33.3, 28.3, 23.9, 19.6]
          }]
        });
 
        chart.render();
 
  </script>
 
 
</body>
</html>