YY. PanelControl 
面板控件
creation 
- constructor(content, [options]) - content {String} HTML文本内容
- opitons {Object} 配置 - position {String} 位置, 'top-left','top-right','bottom-left','bottom-right'
 
 
example 
js
var panelControl = new YY.PanelControl(
    '<div style="width:300px;height:200px">hello world</div>', {
        position: {
            left: "20px",
            top: "400px"
        }
    }
);
map.addControl(panelControl);