function postToWb(){
    var _t = encodeURI(document.title);
    var _url = encodeURIComponent(document.location);
	var _assname = encodeURI("bjqinghuaonline@163.com ");
	var _appkey = encodeURI("30455c246cd84884a9ca66cd5c909ccd");//你从腾讯获得的appkey
	var _pic = encodeURI('');//（例如：var _pic='图片url1|图片url2|图片url3....）
	var _site = 'http://www.qinghuaonline.com/';//你的网站地址
	var _u = 'http://v.t.qq.com/share/share.php?url='+_url+'&appkey='+_appkey+'&site='+_site+'&pic='+_pic+'&title='+_t+'&assname='+_assname;
	window.open( _u,'', 'width=700, height=680, top=0, left=0, toolbar=no,menubar=no, scrollbars=no, location=yes, resizable=no, status=no' );
}