function wxSetup(wxConfig, shareConfig) {
    if (wx) {
        wx.config(wxConfig);

        wx.ready(function(){
            appendLog('ready');

            wx.checkJsApi({
                jsApiList: ['onMenuShareAppMessage'],
                success: function (res) {
                    appendLog(res);
                }
            })

            var shareTitle = shareConfig.shareTile,
                shareDesc = shareConfig.shareDesc,
                imgUrl = shareConfig.imgUrl
                ;

            wx.onMenuShareTimeline({
                title: shareTitle,
                // link: '',
                imgUrl: imgUrl,
                success: function (res) {
                    appendLog(res);
                },
                cancel: function (res) {
                    appendLog(res);
                },
                fail: function (res) {
                    appendLog(res);
                }
            });

            wx.onMenuShareAppMessage({
                title: shareTitle,
                desc: shareDesc, 
                link: '',
                imgUrl: imgUrl,
                type: '',
                dataUrl: '', 
                success: function (res) {
                    appendLog(res);
                },
                cancel: function (res) {
                    appendLog(res);
                },
                fail: function (res) {
                    appendLog(res);
                },
                trigger: function (res) {
                    appendLog(res);
                }
            });
              
        });
        wx.error(function(res) {
            appendLog(res);
        });
    }
}

function appendLog(log) {
    if (window.debug) {
        console.log(log);
    };
}

function str(obj) {
    return JSON.stringify(obj, '', '\t');
}

//解析url,获得传递的参数
function  getUrlParam(name){   
    var reg=new RegExp("(^|&)"+name+"=([^&]*)(&|$)");   
    var r=window.location.search.substr(1).match(reg);   
    if  (r!=null)   return decodeURI(r[2]); 
    return   null;   
} 

function linkJoin(){
    var url = targetUrl + '?param=' + param;
    window.location.href = url;
}