diff --git a/src/org/ntlab/deltaViewer/DeltaViewer.java b/src/org/ntlab/deltaViewer/DeltaViewer.java
index ea36f70..8ee5dca 100644
--- a/src/org/ntlab/deltaViewer/DeltaViewer.java
+++ b/src/org/ntlab/deltaViewer/DeltaViewer.java
@@ -1700,7 +1700,9 @@
 //						deltaAnimation.setExpandEdgeAnimation(new mxPoint(absolutPointSourceVertexCell.getX() + (sourceVertexCell.getGeometry().getWidth() / 2), absolutPointSourceVertexCell.getY() + sourceVertexCell.getGeometry().getHeight()), new mxPoint(absolutPointTargetVertexCell.getX() + (targetVertexCell.getGeometry().getWidth() / 2), absolutPointTargetVertexCell.getY()));
 //						deltaAnimation.startExpandEdgeAnimation();
 						Object edge = mxgraph.insertDeltaEdge(mxDefaultParent, methodSignature, null, sourceVertexCell, targetVertexCell);
+						((mxCell)edge).setParent(mxDefaultParent);
 						((mxCell)edge).setStyle("exitX=0.5;exitY=1;exitPerimeter=1;entryX=0.5;entryY=0;entryPerimeter=1;");
+						mxgraph.orderCells(false, new Object[] {edge});
 						mxgraph.removeCells(new Object[]{cloneTargetVertexCell});
 						edgeMap.put(methodSignature, new Edge(methodSignature, TypeName.Call, edge));
 					} catch (CloneNotSupportedException e) {
@@ -1799,7 +1801,7 @@
 		}
 		System.out.println("\nEdge");
 		for (Edge e: edgeMap.values()) {
-			System.out.println(e.getLabel());
+			System.out.println(e.getLabel() + "(" + ((mxICell)e.getCell()).getId() + ")");
 			if (((mxICell)e.getCell()).getParent() != null) {
 				System.out.println(" " + ((mxICell)e.getCell()).getParent().getId());
 			}