diff --git a/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/adapter/BgPicGridAdapter.java b/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/adapter/BgPicGridAdapter.java
index 5ef30bc..764b347 100644
--- a/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/adapter/BgPicGridAdapter.java
+++ b/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/adapter/BgPicGridAdapter.java
@@ -35,26 +35,22 @@ public class BgPicGridAdapter extends BaseAdapter {
 	
 	@Override
 	public int getCount() {
-		// TODO Auto-generated method stub
 		return bgList.size();
 	}
 
 	@Override
 	public Object getItem(int position) {
-		// TODO Auto-generated method stub
 		return bgList.get(position);
 	}
 
 	@Override
 	public long getItemId(int position) {
-		// TODO Auto-generated method stub
 		return position;
 	}
 
 	
 	@Override
 	public View getView(int position, View convertView, ViewGroup parent) {
-		// TODO Auto-generated method stub
 		ViewHolder viewHolder;
 		if (convertView == null) {
 			viewHolder = new ViewHolder();
diff --git a/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/ui/AlarmAlertActivity.java b/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/ui/AlarmAlertActivity.java
index 56e9be9..54b3348 100644
--- a/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/ui/AlarmAlertActivity.java
+++ b/src/MyApplication/app/src/main/java/com/example/administrator/myapplication/ui/AlarmAlertActivity.java
@@ -104,16 +104,12 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
             mPlayer.setLooping(true);
             mPlayer.start();
         } catch (IllegalArgumentException e) {
-            // TODO Auto-generated catch block
             e.printStackTrace();
         } catch (SecurityException e) {
-            // TODO Auto-generated catch block
             e.printStackTrace();
         } catch (IllegalStateException e) {
-            // TODO Auto-generated catch block
             e.printStackTrace();
         } catch (IOException e) {
-            // TODO Auto-generated catch block
             e.printStackTrace();
         }
     }