applicationCache.onchecking = function(){
            console.log("checking");
        }
        applicationCache.ondownloading = function(e){
            console.log("dowload");
        }
        applicationCache.onnoupdate = function(){
            console.log("noupdate");
        }
        applicationCache.onprogress = function(e){
            console.log("progress");
        }
        applicationCache.oncached = function(){
            console.log("cached");
        }
        applicationCache.onupdateready = function(){
            console.log("updateready");
        }
        applicationCache.onobsolete = function(){
            console.log("obsolete");
        }
        applicationCache.onerror = function(){
            console.log("error");
        }