//判断是否安装Flash插件
        var swf;
        function IE_Flash() {
            try {
                var swf = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
                alert("已安装插件");
            }
            catch (e) {
                $("#chartdiv").append("没有安装插件")
            }
        }
        //FireFox,Chrome中判断是否安装插件
        function FF_or_Chrome_Flash() {
            var swf = navigator.plugins["Shockwave Flash"];
            (swf) ? alert("已安装插件") : alert("没有安装插件");
        }
        function onload() {
            IE_Flash();
            FF_or_Chrome_Flash();
         
            };
        //end