diff --git a/main.js b/main.js
index f148030..180a862 100644
--- a/main.js
+++ b/main.js
@@ -39,11 +39,18 @@ ipc.on('log-out',function(){
   win.webContents.session.clearStorageData({storages: "cookies"});win.loadURL("http://pf.gree.net/58737",options);
 });
 
-// Quit when all windows are closed.
-app.on('window-all-closed', () => {
-  // On macOS it is common for applications and their menu bar
+app.on('window-all-closed', function () {
+  // On OS X it is common for applications and their menu bar
   // to stay active until the user quits explicitly with Cmd + Q
-  //if (process.platform !== 'darwin') {
+  if (process.platform !== 'darwin') {
     app.quit()
-  //}
+  }
+})
+
+app.on('activate', function () {
+  // On OS X it's common to re-create a window in the app when the
+  // dock icon is clicked and there are no other windows open.
+  if (mainWindow === null) {
+    createWindow()
+  }
 })