;function share(obj){
	var qqShareURL="http://connect.qq.com/widget/shareqq/index.html?";
	var weiboShareURL="http://service.weibo.com/share/share.htmp?";
	var qzoneShareURL="http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?";
	var twitterShareURL="http://twitter.com/intent/tweet?";
	var host_url=sr.url;
	var title='【'+sr.title+'】';
	var qqtitle=sr.title;
	var excerpt=sr.excerpt;
	var pic=sr.img;
	var _URL;
	if(obj=="qq"){
		_URL=qqShareURL+"url="+host_url+"&title="+qqtitle+"&pics="+pic+"&desc=&summary="+excerpt;
	}else if(obj=="weibo"){
		_URL=weiboShareURL+"url="+host_url+"&title="+title+excerpt+"&pic="+pic;
	}else if(obj=="qzone"){
 		_URL=qzoneShareURL+"url="+host_url+"&title="+title+"&pics="+pic+"&summary="+excerpt;
	}else if(obj=="twitter"){
 		_URL=twitterShareURL+"text="+title+excerpt+"&url="+host_url;
	}
	window.open(_URL);
};