diff --git a/app.go b/app.go
index e7f0f7b..da6b5f1 100644
--- a/app.go
+++ b/app.go
@@ -59,15 +59,7 @@ func (this *app) init(userApp UserApp) {
 	this.nowTime = time.Now()
 	atomic.StoreInt64(&this.nowUnixNano, this.nowTime.UnixNano())
 	_Timer = &Timer{}
-	/*
-	_Timer.Init(
-		func (context interface{}) int64 {
-			return q5.GetTickCount()
-		},
-		nil,
-		1000 * 60,
-		5000)
-	*/
+	_Timer.init()
 	_SysLog = new(SysLog_)
 	_SysLog.Init()
 	_TgLog = new(TGLog_)
@@ -95,7 +87,7 @@ func (this *app) init(userApp UserApp) {
 
 func (this *app) unInit() {
 	this.chGoLoopTimerExit <- 1
-	//_Timer.UnInit()
+	_Timer.unInit()
 	_Timer = nil
 	this.userApp.UnInit()
 }
@@ -106,7 +98,7 @@ func (this *app) run() {
 		atomic.StoreInt64(&this.nowUnixNano, this.nowTime.UnixNano())
 
 		beginTick := q5.GetTickCount()
-		_Timer.Update()
+		_Timer.update()
 		this.dispatchIMMsg()
 		this.userApp.Update()
 		this.schedule()
diff --git a/timer.go b/timer.go
index 2c9895e..2f15c0c 100644
--- a/timer.go
+++ b/timer.go
@@ -9,23 +9,43 @@ type TimerWp struct {
 }
 
 type TimerAttacher struct {
-	q5.XTimerAttacher
+	*q5.XTimerAttacher
 }
 
 type Timer struct {
 	timer *q5.XTimer
 }
 
-func (this *Timer) Update() {
+func (this *Timer) init() {
+	this.timer.Init(
+		func (context interface{}) int64 {
+			return q5.GetTickCount()
+		},
+		nil,
+		1000 * 60,
+		5000)
+}
+
+func (this *Timer) update() {
 	this.timer.Update()
 }
 
+func (this *Timer) unInit() {
+	this.timer.UnInit()
+}
+
+func (this *Timer) NewTimerAttacher() *TimerAttacher {
+	ac := TimerAttacher{}
+	ac.XTimerAttacher = this.timer.NewTimerAttacher()
+	return &ac
+}
+
 func (this *Timer) SetTimeout(expireTime int32, cb q5.TimerCb) {
 	this.timer.SetTimeout(expireTime, cb)
 }
 
 func (this *Timer) SetTimeoutEx(expireTime int32, cb q5.TimerCb, ac *TimerAttacher) {
-	this.timer.SetTimeoutEx(expireTime, cb, &ac.XTimerAttacher)
+	this.timer.SetTimeoutEx(expireTime, cb, ac.XTimerAttacher)
 }
 
 func (this *Timer) SetTimeoutWp(expireTime int32, cb q5.TimerCb) *TimerWp {
@@ -36,7 +56,7 @@ func (this *Timer) SetTimeoutWp(expireTime int32, cb q5.TimerCb) *TimerWp {
 
 func (this *Timer) SetTimeoutExWp(expireTime int32, cb q5.TimerCb, ac *TimerAttacher) *TimerWp {
 	wp := TimerWp{}
-	wp.XTimerWp = this.timer.SetTimeoutExWp(expireTime, cb, &ac.XTimerAttacher)
+	wp.XTimerWp = this.timer.SetTimeoutExWp(expireTime, cb, ac.XTimerAttacher)
 	return &wp
 }
 
@@ -45,7 +65,7 @@ func (this *Timer) SetInterval(expireTime int32, cb q5.TimerCb) {
 }
 
 func (this *Timer) SetIntervalEx(expireTime int32, cb q5.TimerCb, ac *TimerAttacher) {
-	this.timer.SetIntervalEx(expireTime, cb, &ac.XTimerAttacher)
+	this.timer.SetIntervalEx(expireTime, cb, ac.XTimerAttacher)
 }
 
 func (this *Timer) SetIntervalWp(expireTime int32, cb q5.TimerCb) *TimerWp {
@@ -56,10 +76,22 @@ func (this *Timer) SetIntervalWp(expireTime int32, cb q5.TimerCb) *TimerWp {
 
 func (this *Timer) SetIntervalExWp(expireTime int32, cb q5.TimerCb, ac *TimerAttacher) *TimerWp {
 	wp := TimerWp{}
-	wp.XTimerWp = this.timer.SetIntervalExWp(expireTime, cb, &ac.XTimerAttacher)
+	wp.XTimerWp = this.timer.SetIntervalExWp(expireTime, cb, ac.XTimerAttacher)
 	return &wp
 }
 
 func (this *Timer) GetIdleTime() int64 {
-	return this.GetIdleTime()
+	return this.timer.GetIdleTime()
+}
+
+func (this *Timer) ModifyTimer(timerWp *TimerWp, expireTime int32) {
+	this.timer.ModifyTimer(timerWp.XTimerWp, expireTime)
+}
+
+func (this *Timer) Delete(timerWp *TimerWp)  {
+	this.timer.Delete(timerWp.XTimerWp)
+}
+
+func (this *Timer) GetRemainTime(timerWp *TimerWp) int64 {
+	return this.timer.GetRemainTime(timerWp.XTimerWp)
 }