<script type="text/javascript"src="${pageContext.request.contextPath }/extjs/examples/simple-widgets/qtips.js"></script>renderer : function(value, metaData, record, rowIndex,colIndex, store) {// provide the logic depending on business rules// name of your own choosing to manipulate the单元格//取决于//基础记录对象中的数据。////metadata.css:字符串:一个css类名称为//添加到单元格的td元素。//////metadata.attr:string:string:a html attribute // html attribute // html attribute // html attribute/ html attribute //定义字符串以应用于//应用于//的数据容器元素,该元素在表//中的数据容器元素(cyl cell(g g g g g g'select)get( 'ext:qtip =“' + value +'”'';返回值;}