JAL-2491 Unit tests and updates

[jalview.git] / src / jalview / gui / AlignFrame.java

diff --git a/src/jalview/gui/AlignFrame.java b/src/jalview/gui/AlignFrame.java
index bee5e5b..8d26d4f 100644 (file)
--- a/src/jalview/gui/AlignFrame.java
+++ b/src/jalview/gui/AlignFrame.java
@@ -685,8 +685,7 @@ public class AlignFrame extends GAlignFrame implements DropTargetListener,
           }
           else
           {
-            vpRanges.setStartSeq(2 * vpRanges.getStartSeq()
-                    - vpRanges.getEndSeq());
+            vpRanges.pageUp();
           }
           break;
         case KeyEvent.VK_PAGE_DOWN:
@@ -696,7 +695,7 @@ public class AlignFrame extends GAlignFrame implements DropTargetListener,
           }
           else
           {
-            vpRanges.setStartSeq(vpRanges.getEndSeq());
+            vpRanges.pageDown();
           }
           break;
         }