/*分享到新浪微博，QQ空间，人人网，生成二维码*/    var myTitle=$("title").text();    var myHref = window.location.href;    function shareweibo(title,url,picurl)      {          var sharesinastring='http://v.t.sina.com.cn/share/share.php?title='+title+'&url='+url+'&content=utf-8&sourceUrl='+url+'&pic='+picurl;          window.open(sharesinastring,'newwindow','height=400,width=400,top=100,left=100');      }    function sharetoqqzone(title,url,picurl)      {          var shareqqzonestring='http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?summary='+title+'&url='+url+'&pics='+picurl;          window.open(shareqqzonestring,'newwindow','height=400,width=400,top=100,left=100');      }       function sharerenren(title,url,picurl){        var shareqqzonestring='http://***/share/buttonshare.do?link='+myHref+'&title='+myTitle+'';          window.open(shareqqzonestring,'newwindow','height=400,width=400,top=100,left=100');      }    function sharewxcode() {        var text ="北京高阳金信信息技术有限公司";        //生成二维码可能和网上其他地方的资料不一样，添加了logo图片路径（之前不知道哪位高手写的第一版本，貌似没有logo功能，小弟在此基础上加的）        $('#div_code').qrcode({            text: utf16to8(text),            height: 200,            width: 200,            colorDark : '#000000',            colorLight : '#ffffff',            correctLevel : QRCode.CorrectLevel.H          //此处添加了个logo，可以随意替换链接          /*src: 'file:///E:/test/erweima/images/123211.jpg'*/      });    }    function utf16to8(str) { //转码        var out, i, len, c;        out = "";        len = str.length;        for (i = 0; i < len; i++) {            c = str.charCodeAt(i);            if ((c >= 0x0001) && (c <= 0x007F)) {                out += str.charAt(i);            } else if (c > 0x07FF) {                out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));                out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));                out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));            } else {                out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));                out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));            }        }        return out;    }    $("#weibo").click(function(){        shareweibo(myTitle,myHref,"");    });    $("#qq").click(function(){        sharetoqqzone(myTitle,myHref,"");    });    $("#weixin").click(function(){        sharewxcode();    });    $(".cancel").click(function(){        $("#div_code").empty();    });    $("#renren").click(function(){        sharerenren();    }); 或者直接用百度的JiaThis