watchStart.addEventListener("click",()=>{
        if(FolderName.textContent === "" || FolderName.textContent === null){
            alert("you haven't chosen folder");
            return;
        }
        alert("watch start");
        watchBegin(FolderName.textContent);
    });

 watchStop.addEventListener("click",()=>{
        watcher.close();
        alert("watch stopped");
   });