/*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.renren.com/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();
});
<script type="text/javascript" src="js/jquery-1.10.0.js"></script>
<script type="text/javascript" src="js/qrcode.js"></script>
<script type="text/javascript" src="js/jquery.qrcode.min.js"></script>
或者直接用百度的JiaThis