function showSplashAd() {
    var splashAd = api.require('ZJAdSDKModule');
    splashAd.loadAndShowSplashAd({
        adId: 'J6428742394',
        fetchDelay: 5
    },function(ret, err){
        var event = ret.event;
        console.log(event);
        api.toast({
            msg: event
        });
        
        if (event == 'ZJSplashAdDidLoad') {
            
        }else if (event == 'ZJSplashAdShow'){
           
        }else if (event == 'ZJSplashAdClicked'){
            
        }else if (event == 'ZJSplashAdClosed'){
            
        }else if (event == 'ZJSplashAdCountdownEnd'){
            
        }else if (event == 'ZJSplashAdError'){
            
        }else{
            
        }
        //ZJSplashAdDidLoad  开屏广告素材加载成功
        //ZJSplashAdShow  开屏广告成功展示
        //ZJSplashAdClicked  开屏广告点击回调
        //ZJSplashAdClosed   开屏广告关闭回调
        //ZJSplashAdCountdownEnd  开屏广告倒记时结束
        //ZJSplashAdError   开屏广告错误
        //ZJSplashAdWillEnterBackground  应用进入后台时回调
    });
}