diff --git a/src/org/ntlab/deltaViewer/CollaborationViewer.java b/src/org/ntlab/deltaViewer/CollaborationViewer.java
index 1db4730..a4978e8 100644
--- a/src/org/ntlab/deltaViewer/CollaborationViewer.java
+++ b/src/org/ntlab/deltaViewer/CollaborationViewer.java
@@ -112,7 +112,7 @@
 					}
 				}
 				doAnimation(curFrame, numFrame);
-			} else if (curFrameAlias != null && numFrameAlias == null) {
+			} else if (curFrameAlias != null && numFrameAlias == null && curFrameAlias.getTimeStamp() < relatedPoints.get(relatedPoints.size() - 1).getStatement().getTimeStamp()) {
 				System.out.println("\r\nLast Animation.");
 				doLastAnimation(numFrame, relatedPoints.get(relatedPoints.size() - 1));	
 			} else {