diff --git a/dist/neoeedit.jar b/dist/neoeedit.jar
index b44dc9e..0676428 100644
Binary files a/dist/neoeedit.jar and b/dist/neoeedit.jar differ
diff --git a/src/neoe/ne/PlainPage.java b/src/neoe/ne/PlainPage.java
index 9019c5f..ff35491 100644
--- a/src/neoe/ne/PlainPage.java
+++ b/src/neoe/ne/PlainPage.java
@@ -220,6 +220,14 @@ private void doMoveViewUp ( ) {
 		sy = Math . max ( 0 , sy - 1 ) ;
 	}
 
+	private void doMoveViewPageDown ( ) {
+		sy = Math . min ( sy + showLineCnt , pageData . roLines . getLinesize ( ) - 1 ) ;
+	}
+
+	private void doMoveViewPageUp ( ) {
+		sy = Math . max ( 0 , sy - showLineCnt ) ;
+	}
+
 	/* let cursor get see */
 	public void focusCursor ( ) {
 		sy = U . between ( U . between ( sy , cy - showLineCnt + 3 , cy - 3 ) , 0 , pageData . roLines . getLinesize ( ) - 1 ) ;
@@ -541,12 +549,20 @@ void processCommand ( Commands cmd ) throws Exception {
 			U . reloadWithEncodingByUser ( this ) ;
 			break ;
 			case moveLeft :
-			cursor . moveLeft ( ) ;
-			focusCursor ( ) ;
+			if ( readonly )
+			doMoveViewPageUp ( ) ;
+			else {
+				cursor . moveLeft ( ) ;
+				focusCursor ( ) ;
+			}
 			break ;
 			case moveRight :
-			cursor . moveRight ( ) ;
-			focusCursor ( ) ;
+			if ( readonly )
+			doMoveViewPageDown ( ) ;
+			else {
+				cursor . moveRight ( ) ;
+				focusCursor ( ) ;
+			}
 			break ;
 			case moveUp :
 			if ( readonly )
@@ -574,7 +590,7 @@ void processCommand ( Commands cmd ) throws Exception {
 			break ;
 			case movePageUp :
 			if ( readonly )
-			sy = Math . max ( 0 , sy - showLineCnt ) ;
+			doMoveViewPageUp ( ) ;
 			else {
 				cursor . movePageUp ( ) ;
 				focusCursor ( ) ;
@@ -582,7 +598,7 @@ void processCommand ( Commands cmd ) throws Exception {
 			break ;
 			case movePageDown :
 			if ( readonly )
-			sy = Math . min ( sy + showLineCnt , pageData . roLines . getLinesize ( ) - 1 ) ;
+			doMoveViewPageDown ( ) ;
 			else {
 				cursor . movePageDown ( ) ;
 				focusCursor ( ) ;
@@ -812,7 +828,7 @@ void processCommand ( Commands cmd ) throws Exception {
 
 	public void repaint ( ) {
 		new Thread ( ( ) -> uiComp . repaint ( ) ) . start ( ) ;
-		//		SwingUtilities . invokeLater ( ) ;
+		// SwingUtilities . invokeLater ( ) ;
 	}
 
 	private void unknownCommand ( KeyEvent env ) {
diff --git a/src/neoe/ne/U.java b/src/neoe/ne/U.java
index 7f8413c..782a707 100644
--- a/src/neoe/ne/U.java
+++ b/src/neoe/ne/U.java
@@ -1343,7 +1343,7 @@ public static Commands mappingToCommand ( KeyEvent env ) {
 		if ( kc == KeyEvent . VK_SHIFT || kc == KeyEvent . VK_CONTROL || kc == KeyEvent . VK_ALT ) // fast pass
 		return null ;
 		String name = getKeyName ( env ) ;
-		// System.out.println("key name=" + name);
+		//		System . out . println ( "key name=" + name ) ;
 		Commands cmd = keys . get ( name ) ;
 		return cmd ;
 	}
diff --git a/src/neoe/ne/Version.java b/src/neoe/ne/Version.java
index a7fba0b..4350264 100644
--- a/src/neoe/ne/Version.java
+++ b/src/neoe/ne/Version.java
@@ -1,6 +1,6 @@
 package neoe . ne ;
 
 public class Version {
-	public static final String REV = "v380rc6" . toString ( ) ; // β
+	public static final String REV = "v380" . toString ( ) ; // β
 	public static final String CONFIG_FN = "/data.py.ver37" . toString ( ) ;
 }