以下の画面で各セルの区分線が表示されない

①プッシュメッセージ送信（作業選択）画面
②プッシュメッセージ送信（定型文）画面
③プッシュメッセージ一覧画面

ABVJE_UI_Android/res/layout-normal/push_message_list_dialog.xml

@@ -127,5 +127,7 @@
     <ListView
         android:id="@+id/lv_push_message"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content" />
+        android:layout_height="wrap_content"
+        android:divider="@color/line"
+        android:dividerHeight="1px"/>
 </LinearLayout>
\ No newline at end of file

ABVJE_UI_Android/res/layout/operation_select_dialog.xml

@@ -38,6 +38,8 @@
     <ListView
         android:id="@+id/lv_operation_select"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content" />
+        android:layout_height="wrap_content"
+        android:divider="@color/line"
+        android:dividerHeight="1px"/>
 
 </LinearLayout>
\ No newline at end of file

ABVJE_UI_Android/res/layout/push_message_list_dialog.xml

@@ -126,5 +126,7 @@
     <ListView
         android:id="@+id/lv_push_message"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content" />
+        android:layout_height="wrap_content"
+        android:divider="@color/line"
+        android:dividerHeight="1px"/>
 </LinearLayout>
\ No newline at end of file

ABVJE_UI_Android/res/layout/push_message_send_dialog.xml

@@ -234,7 +234,9 @@
         android:id="@+id/listView"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:visibility="gone" />
+        android:visibility="gone"
+        android:divider="@color/line"
+        android:dividerHeight="1px"/>
 
 
 </LinearLayout>
\ No newline at end of file

ABVJE_UI_Android/src/jp/agentec/abook/abv/ui/common/activity/ABVAuthenticatedActivity.java

@@ -1029,9 +1029,13 @@ public abstract class ABVAuthenticatedActivity extends ABVActivity implements Co
 		mPushMessageSendDialog.findViewById(R.id.back_btn).setOnClickListener(new View.OnClickListener() {
 			@Override
 			public void onClick(View v) {
+				if (mFixPushMessageListView.getVisibility() == View.VISIBLE) { //定型文表示状態
+					showSendPushMessgeView(true);
+				} else { //送信画面表示状態
 					showOperationSelectDialog();
 					mPushMessageSendDialog.dismiss();
 				}
+			}
 		});
 
 		mPushMessageSendDialog.findViewById(R.id.close_btn).setOnClickListener(new View.OnClickListener() {
@@ -1086,8 +1090,6 @@ public abstract class ABVAuthenticatedActivity extends ABVActivity implements Co
 	private void showSendPushMessgeView(boolean sendPushMessageViewFlg) {
 		if (sendPushMessageViewFlg) {
 			mFixPushMessageListView.setVisibility(View.GONE);
-			mPushMessageSendDialog.findViewById(R.id.back_btn).setVisibility(View.GONE);
-
 			mPushMessageSendDialog.findViewById(R.id.push_send_layout).setVisibility(View.VISIBLE);
 			mPushMessageSendDialog.findViewById(R.id.close_btn).setVisibility(View.VISIBLE);
 			EditText messageEditText = (EditText) mPushMessageSendDialog.findViewById(R.id.message);