diff --git a/XixunPlayer/.idea/vcs.xml b/XixunPlayer/.idea/vcs.xml
new file mode 100644
index 0000000..6c0b863
--- /dev/null
+++ b/XixunPlayer/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleEnviron.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleEnviron.java
index f519025..12dd487 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleEnviron.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleEnviron.java
@@ -36,7 +36,7 @@ public class EleEnviron extends View implements Choreographer.FrameCallback {
     Bitmap title;
     ArrayList<Item> items = new ArrayList<>();
     MainActivity act;
-    int spaceWidth;
+    int spaceWidth, digitHeight;
     int interval, cur, end, step;
     boolean isScroll, isFirst = true;
 
@@ -70,6 +70,7 @@ public class EleEnviron extends View implements Choreographer.FrameCallback {
             if(json.bool("bPM25")) items.add(new Item("pm2.5", imgMap.remove("labelpm25"), imgMap.get("unit_pm10")));
             if(json.bool("bPM10")) items.add(new Item("pm10", imgMap.remove("labelpm10"), imgMap.get("unit_pm10")));
         }
+        digitHeight = imgMap.get("0").getHeight();
         var scrollSpeed = json.dbl("scrollSpeed");
         if(scrollSpeed==0) {
             var scrollDur = json.dbl("iScrollSpeed");
@@ -128,11 +129,13 @@ public class EleEnviron extends View implements Choreographer.FrameCallback {
                     canvas.drawBitmap(title, x, Math.round((getHeight() - title.getHeight()) / 2), null);
                     x += title.getWidth() + spaceWidth<<1;
                 }
+                var y = (int) Math.round((getHeight() - digitHeight) / 2);
                 for(var item : items) {
-                    var y = (int) Math.round((getHeight() - item.lable.getHeight()) / 2);
-                    canvas.drawBitmap(item.lable, x, y, null);
-                    x += item.lable.getWidth();
-                    for(var num : item.nums) {
+                    if(item.lable!=null) {
+                        canvas.drawBitmap(item.lable, x, y, null);
+                        x += item.lable.getWidth();
+                    }
+                    for(var num : item.nums) if(num!=null) {
                         canvas.drawBitmap(num, x, y, null);
                         x += num.getWidth();
                     }
@@ -150,10 +153,13 @@ public class EleEnviron extends View implements Choreographer.FrameCallback {
             int i = 0;
             if(title!=null) canvas.drawBitmap(title, 0, Math.round(itemH * i++ + (itemH - title.getHeight()) / 2), null);
             for(var item : items) {
-                var y = (int) Math.round(itemH * i++ + (itemH - item.lable.getHeight()) / 2);
-                canvas.drawBitmap(item.lable, 0, y, null);
-                var x = item.lable.getWidth();
-                for(var num : item.nums) {
+                var y = (int) Math.round(itemH * i++ + (itemH - digitHeight) / 2);
+                var x = 0;
+                if(item.lable!=null) {
+                    canvas.drawBitmap(item.lable, 0, y, null);
+                    x += item.lable.getWidth();
+                }
+                for(var num : item.nums) if(num!=null) {
                     canvas.drawBitmap(num, x, y, null);
                     x += num.getWidth();
                 }
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleScroll.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleScroll.java
index 2694390..4919478 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleScroll.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleScroll.java
@@ -58,8 +58,9 @@ public class EleScroll extends View implements Choreographer.FrameCallback {
                 canvas.drawBitmap(img, 0, cur-img.getHeight(), null);
             } else canvas.drawBitmap(img, 0, 0, null);
             if(freshCnt==0 && effect!=0 && interval!=0) choreographer.postFrameCallback(this);
-        } catch (RuntimeException e) {
-            ((Page) getParent()).remove(this);
+        } catch (Throwable e) {
+            setVisibility(GONE);
+            img = null;
             e.printStackTrace();
         }
     }
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleVideo.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleVideo.java
index a2797c0..38d0017 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleVideo.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/EleVideo.java
@@ -2,9 +2,10 @@ package com.xixun.xixunplayer;
 
 import android.content.Context;
 import android.media.MediaPlayer;
+import android.view.Choreographer;
 import android.widget.VideoView;
 
-public class EleVideo extends VideoView {
+public class EleVideo extends VideoView implements Choreographer.FrameCallback {
 
     float vol = 1;
 
@@ -12,9 +13,10 @@ public class EleVideo extends VideoView {
         super(context);
         setVideoPath(path);
         setOnPreparedListener((MediaPlayer player)->{
+            player.setLooping(true);
             if(! isShown()) {
-                player.pause();
                 player.seekTo(0);
+                player.pause();
             }
             if(vol!=1) player.setVolume(vol, vol);
             setOnPreparedListener(null);
@@ -24,6 +26,7 @@ public class EleVideo extends VideoView {
             return true;
         });
         start();
+        choreographer.postFrameCallback(this);
     }
 
     @Override
@@ -37,11 +40,24 @@ public class EleVideo extends VideoView {
         if(isVisible) {
             if(! isPlaying()) start();
         } else {
-            pause();
             seekTo(0);
+            pause();
+            choreographer.postFrameCallback(this);
         }
     }
 
+    Choreographer choreographer = Choreographer.getInstance();
+    @Override
+    public void doFrame(long frameTimeNanos) {
+        if(isShown()) return;
+        if(isPlaying()) {
+            seekTo(0);
+            pause();
+            System.out.println("pause in doFrame()");
+        }
+        choreographer.postFrameCallback(this);
+    }
+
     static String getErrorName(int code) {
         if(code==MediaPlayer.MEDIA_ERROR_UNKNOWN) return "UNKNOWN";
         if(code==MediaPlayer.MEDIA_ERROR_SERVER_DIED) return "SERVER_DIED";
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/MainActivity.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/MainActivity.java
index 681f1a5..e921584 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/MainActivity.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/MainActivity.java
@@ -20,6 +20,7 @@ import android.os.StatFs;
 import android.view.Choreographer;
 
 import androidx.activity.ComponentActivity;
+import androidx.annotation.NonNull;
 import androidx.annotation.RequiresApi;
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
@@ -37,8 +38,6 @@ import java.net.ServerSocket;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashSet;
-import java.util.Timer;
-import java.util.TimerTask;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.atomic.AtomicBoolean;
 
@@ -75,9 +74,9 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
         }
     }
     @Override
-    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
         super.onRequestPermissionsResult(requestCode, permissions, grantResults);
-        if(requestCode==999 && grantResults!=null && grantResults.length > 0 && grantResults[0]==PackageManager.PERMISSION_GRANTED && backView==null) init();
+        if(requestCode==999 && grantResults.length > 0 && grantResults[0]==PackageManager.PERMISSION_GRANTED && backView==null) init();
     }
 
     public void init() {
@@ -100,9 +99,11 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
                 System.out.println("Bind cardsystem aidl service success");
                 var service = CardService.Stub.asInterface(iBinder);
                 try {
+                    Util.isScreenOn = service.isScreenOpen();
                     backView = new BackView(MainActivity.this, service.getScreenWidth(), service.getScreenHeight());
                     state = 5;
-                    initProg();
+                    if(Util.isScreenOn) initProg();
+                    else state = 8;
                     if(progView==null) setContentView(backView);
                 } catch (RemoteException e) {
                     Util.makeText(MainActivity.this, e.getMessage()).show();
@@ -118,7 +119,8 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
             @Override
             public void onReceive(Context context, Intent intent) {
                 System.out.println("Receive PAUSE_PLAYER");
-                if(intent.getBooleanExtra("pause", false)) {
+                Util.isScreenOn = ! intent.getBooleanExtra("pause", false);
+                if(! Util.isScreenOn) {
                     state = 8;
                     if(progView!=null) {
                         progView.setVisibility(GONE);
@@ -334,12 +336,10 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
         var milli = System.currentTimeMillis();
         var lastPage = page(curAva);
         if(milli >= syncMilli) {
-            lastPage.setVisibility(GONE);
-            if(lastPage.hasVideo && progView.getChildCount()>1) lastPage.setLeft(lastPage.getRight()+1);
+            lastPage.hide();
             syncProg(milli-syncMilli>=1000 ? milli : syncMilli);
         } else if(milli >= lastPage.endMilli) {
-            lastPage.setVisibility(GONE);
-            if(lastPage.hasVideo && curTimes==lastPage.repeatTimes && progView.getChildCount()>1) lastPage.setLeft(lastPage.getRight()+1);
+            lastPage.hide();
             if(curTimes < lastPage.repeatTimes) curTimes++;
             else {
                 curTimes = 1;
@@ -353,23 +353,18 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
             page(curAva).setMillis(lastPage.endMilli);
         } else {
             for(var layer : lastPage.layers) {
-                for(var ele : layer.eles) if(ele.isShort) {
-                    if(ele.view.getVisibility()!=VISIBLE) {
-                        if(milli < ele.endMilli && milli >= ele.startMilli) ele.view.setVisibility(VISIBLE);
-                    } else {
-                        if(milli >= ele.endMilli) ele.view.setVisibility(GONE);
-                    }
+                for(var ele : layer.eles) {
+                    if(ele.view.getVisibility()==VISIBLE) {
+                        if(milli >= ele.endMilli) ele.hide();
+                    } else if(milli < ele.endMilli && milli >= ele.startMilli) ele.show();
                 }
                 if(milli >= layer.endMilli) {
                     layer.endMilli += layer.dur;
                     for(var ele : layer.eles) {
                         ele.endMilli += layer.dur;
                         ele.startMilli += layer.dur;
-                        if(ele.view.getVisibility()!=VISIBLE) {
-                            if(milli < ele.endMilli && milli >= ele.startMilli) ele.view.setVisibility(VISIBLE);
-                        } else {
-                            if(milli >= ele.endMilli) ele.view.setVisibility(GONE);
-                        }
+                        if(ele.startTime > 0) ele.hide();
+                        else ele.show();
                     }
                 }
             }
@@ -400,7 +395,7 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
         avas.clear();
         var dur = 0;
         Page page;
-        for(int i=0; i<progView.getChildCount(); i++) if((page = (Page)progView.getChildAt(i)).isSchedule(milli+dur)) {
+        for(int i=0; i<progView.pages.size(); i++) if((page = progView.pages.get(i)).isSchedule(milli+dur)) {
             avas.add(i);
             dur += page.dur * page.repeatTimes;
         }
@@ -408,6 +403,6 @@ public class MainActivity extends ComponentActivity implements Choreographer.Fra
     }
 
     Page page(int i) {
-        return (Page) progView.getChildAt(avas.get(i));
+        return progView.pages.get(avas.get(i));
     }
 }
\ No newline at end of file
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Page.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Page.java
index a03b3cf..2602bd4 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Page.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Page.java
@@ -1,8 +1,9 @@
 package com.xixun.xixunplayer;
 
-import android.content.Context;
+import static android.view.View.GONE;
+import static android.view.View.VISIBLE;
+
 import android.view.View;
-import android.widget.AbsoluteLayout;
 
 import java.time.LocalDate;
 import java.time.LocalTime;
@@ -12,24 +13,36 @@ import gnph.util.Dates;
 import gnph.util.JSList;
 import gnph.util.JSMap;
 
-public class Page extends AbsoluteLayout {
+public class Page {
 
     public static class EleBase {
         View view;
+        long startMilli;
         long endMilli = Long.MAX_VALUE;
-        long startMilli = Long.MAX_VALUE;
         int startTime;
         int endTime;
+        int x;
         String id;
         String type;
-        boolean isShort;
-    }
-    public static class Layer {
+        boolean isVideo;
 
+        void show() {
+            if(view.getVisibility()==VISIBLE) return;
+            view.setVisibility(VISIBLE);
+            if(isVideo) view.setLeft(x);
+        }
+        void hide() {
+            if(view.getVisibility()!=VISIBLE) return;
+            if(isVideo) view.setLeft(8000);
+            view.setVisibility(GONE);
+        }
+    }
+
+    public static class Layer {
         ArrayList<EleBase> eles = new ArrayList<>();
         long endMilli = Long.MAX_VALUE;
         int dur;
-        boolean repeat;
+        boolean isLoop;
     }
 
     public static class Sche {
@@ -42,36 +55,19 @@ public class Page extends AbsoluteLayout {
     ArrayList<Sche> sches;
     long endMilli = Long.MAX_VALUE;
     int dur, repeatTimes;
-    boolean hasVideo = false;
 
-    public Page(Context context) {
-        super(context);
+    void hide() {
+        for(var layer : layers) for(var ele : layer.eles) ele.hide();
     }
 
     public void setMillis(long milli) {
         endMilli = milli + dur;
         for(var layer : layers) {
-            if(layer.repeat) layer.endMilli = milli + layer.dur;
-            for(var ele : layer.eles) if(ele.isShort) {
-                if(ele.startTime > 0) {
-                    ele.startMilli = milli + ele.startTime;
-                    ele.view.setVisibility(GONE);
-                } else ele.view.setVisibility(VISIBLE);
+            if(layer.isLoop) layer.endMilli = milli + layer.dur;
+            for(var ele : layer.eles) {
                 ele.endMilli = milli + ele.endTime;
-            }
-        }
-        if(getLeft() != 0) setLeft(0);
-        setVisibility(VISIBLE);
-    }
-    public void remove(View view) {
-        view.setVisibility(GONE);
-        removeView(view);
-        for(int ll=0; ll<layers.size(); ll++) {
-            var layer = layers.get(ll);
-            for(int ee=0; ee<layer.eles.size(); ee++) if(layer.eles.get(ee).view == view) {
-                if(layer.eles.size() > 1) layer.eles.remove(ee);
-                else layers.remove(ll);
-                return;
+                ele.startMilli = milli + ele.startTime;
+                if(ele.startTime == 0) ele.show();
             }
         }
     }
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/ProgView.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/ProgView.java
index 6d421c9..199a335 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/ProgView.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/ProgView.java
@@ -5,9 +5,11 @@ import android.net.Uri;
 import android.webkit.WebView;
 import android.webkit.WebViewClient;
 import android.widget.AbsoluteLayout;
+import android.widget.FrameLayout;
 import android.widget.ImageView;
 
 import java.io.File;
+import java.util.ArrayList;
 
 import gnph.util.JSList;
 import gnph.util.JSMap;
@@ -15,20 +17,22 @@ import pl.droidsonroids.gif.GifImageView;
 
 public class ProgView extends AbsoluteLayout {
 
+    ArrayList<Page> pages = new ArrayList<>();
+
     public ProgView(JSMap task, int width, int height, Context context) {
         super(context);
-        JSList<JSMap> pages = task.jslist("items");
-        for(var pageMap : pages) {
+        JSList<JSMap> jpages = task.jslist("items");
+        for(var pageMap : jpages) {
             var _program = pageMap.jsmap("_program");
             JSList<JSMap> layers = _program.jslist("layers");
             if(layers.isEmpty()) continue;
             var splitWidths = _program.jslist("splitWidths");
-            var page = new Page(context);
+            var page = new Page();
             page.repeatTimes = pageMap.intg("repeatTimes");
             page.parse(pageMap.jslist("schedules"));
             for(int ll=layers.size()-1; ll>=0; ll--) {
                 var layer = new Page.Layer();
-                layer.repeat = layers.get(ll).bool("repeat");
+                layer.isLoop = layers.get(ll).bool("repeat");
                 JSList<JSMap> sources = layers.get(ll).jslist("sources");
                 var border = layers.get(ll).jsmap("border");
                 EleBorder bdEle = null;
@@ -99,9 +103,11 @@ public class ProgView extends AbsoluteLayout {
                     } else if(ele.type.equals("DigitalClockNew")) ele.view = new EleDigiClock(Util.programDir+"/", source, context);
                     else if(ele.type.equals("AnalogClock")) ele.view = new EleAnaClock(w, h, Util.programDir+"/"+ele.id, source, context);
                     else if(ele.type.equals("Video")) {
-                        page.hasVideo = true;
+                        ele.isVideo = true;
                         var videoView = new EleVideo(Util.programDir + "/" + ele.id, context);
-                        ele.view = videoView;
+                        var frame = new FrameLayout(context);
+                        frame.addView(videoView);
+                        ele.view = frame;
                         var vol = source.intg("vol", 100);
                         if (vol < 100) videoView.vol = vol / 100.0f;
                     } else if(ele.type.equals("Audio")) {
@@ -124,7 +130,10 @@ public class ProgView extends AbsoluteLayout {
                     else if(ele.type.equals("EnvironmentalMonitoring")) ele.view = new EleEnviron(Util.programDir+"/", source, context);
                     else continue;
                     if(ele.view==null) continue;
-                    if(w>0) page.addView(ele.view, new AbsoluteLayout.LayoutParams(w, h, x, y));
+                    if(w > 0) {
+                        ele.view.setVisibility(GONE);
+                        addView(ele.view, new AbsoluteLayout.LayoutParams(w, h, x, y));
+                    }
                     layer.eles.add(ele);
                     ele = new Page.EleBase();
                 }
@@ -137,7 +146,8 @@ public class ProgView extends AbsoluteLayout {
                     ele.startTime = bdStart;
                     ele.endTime = bdEnd;
                     ele.view = bdEle;
-                    page.addView(ele.view, new AbsoluteLayout.LayoutParams(w, h, x, y));
+                    ele.view.setVisibility(GONE);
+                    addView(ele.view, new AbsoluteLayout.LayoutParams(w, h, x, y));
                     layer.eles.add(ele);
                 }
                 if(! layer.eles.isEmpty()) page.layers.add(layer);
@@ -156,12 +166,11 @@ public class ProgView extends AbsoluteLayout {
                             continue for_layer;
                         }
                     } else if(ele.endTime > page.dur) ele.endTime = page.dur;
-                    ele.isShort = ele.startTime > 0 || ele.endTime < page.dur;
                 }
                 if(layer.dur > page.dur) layer.dur = page.dur;
+                if(layer.dur == page.dur) layer.isLoop = false;
             }
-            page.setVisibility(GONE);
-            addView(page, new AbsoluteLayout.LayoutParams(width, height, 0, 0));
+            pages.add(page);
         }
     }
 }
\ No newline at end of file
diff --git a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Util.java b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Util.java
index b462e87..f9deb26 100644
--- a/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Util.java
+++ b/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Util.java
@@ -13,6 +13,8 @@ import gnph.util.IOs;
 
 public class Util {
 
+    public static boolean isScreenOn;
+
     public static final HashMap<Integer, String[]> stateDescs = new HashMap<>();
     static {
         stateDescs.put(1, new String[]{"Initialize", "初始化"});
diff --git a/xixuncard b/xixuncard
new file mode 100644
index 0000000..a7b3d65
Binary files /dev/null and b/xixuncard differ