Index: lams_tool_mindmap/src/flash/AS/Branch.as
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_mindmap/src/flash/AS/Branch.as,v
diff -u -r1.2 -r1.3
--- lams_tool_mindmap/src/flash/AS/Branch.as	28 Apr 2009 06:44:59 -0000	1.2
+++ lams_tool_mindmap/src/flash/AS/Branch.as	4 May 2009 04:42:24 -0000	1.3
@@ -80,10 +80,6 @@
 			try{
 				this.sons.removeChild(branch);
 			}catch(error:ArgumentError){};
-			if(this.sonCount==0){
-				this.expanded = true;
-				InternalConcept(this.base).checkButtons();
-			}
 			this.mindMap.conceptRemoved(InternalConcept(branch.base));
 		}
 		public function getConceptById(id:int):Concept {
Index: lams_tool_mindmap/src/flash/AS/InternalBranch.as
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_mindmap/src/flash/AS/InternalBranch.as,v
diff -u -r1.1 -r1.2
--- lams_tool_mindmap/src/flash/AS/InternalBranch.as	28 Apr 2009 06:18:19 -0000	1.1
+++ lams_tool_mindmap/src/flash/AS/InternalBranch.as	4 May 2009 04:42:24 -0000	1.2
@@ -103,5 +103,12 @@
 			super.addBranch(branch);
 			branch.balance = this.balance;
 		}
+		override public function removeBranch(branch:InternalBranch):void {
+			super.removeBranch(branch);
+			if(this.sonCount==0){
+				this.expanded = true;
+				InternalConcept(this.base).checkButtons();
+			}
+		}
 	}
 }
\ No newline at end of file