diff --git a/AlgebraicDataflowArchitectureModel/src/application/editor/InputEventCellEditor.java b/AlgebraicDataflowArchitectureModel/src/application/editor/InputEventCellEditor.java
index c59fec4..dcad154 100644
--- a/AlgebraicDataflowArchitectureModel/src/application/editor/InputEventCellEditor.java
+++ b/AlgebraicDataflowArchitectureModel/src/application/editor/InputEventCellEditor.java
@@ -203,7 +203,7 @@
 			}
 		}
 	}
-	final double BASE_WIDTH = 100;
+	final double BASE_WIDTH = 200;
 	final double BASE_HEIGHT = BASE_WIDTH/2;
 	private mxGraph constructNextSimulateGraph(Set<Resource> simulateRes, DataTransferModel model,DataFlowGraph dataFlowGraph, mxGraph nextGraph) {
 		bReflectingArchitectureModel = true;
@@ -251,20 +251,22 @@
 			// create resource vertices
 			for (Resource resNode:simulator.getCurState().getRootResources()) {
 				double scale = simulationLayout.getScale(resNode);
-				double w = BASE_WIDTH * scale;
-				double h = BASE_HEIGHT * scale;
+				double maxDiv = simulationLayout.maxDivisionLevel;
+				double w = BASE_WIDTH * scale /maxDiv;
+				double h = BASE_HEIGHT * scale /maxDiv;
 
 				double division = simulationLayout.getDivision(resNode);
 				double w1 = 2*BASE_WIDTH/division;
 				double h1 = 2*BASE_HEIGHT/division;
-				double x = 40 + i * w;
+				int childCount = simulator.getCurState().getRootResources().size();
+				double x = w * (1 + i - childCount / 2.0);
 				double y = 20 ;
 				ResourcePath res = resNode.getResourceIdentifier();
 				Object resource = nextGraph.insertVertex(parent, null,
-						res.toString(), x, y, w1, h1,
+						res.toString(), x, y, w, h,
 						"shape=ellipse;perimeter=ellipsePerimeter;verticalAlign=top;"); // insert a resource as a vertex
 				resources.put(resNode, resource);
-
+				i++;
 				createNextChildSimulateResourceVerticies(resource, resNode, resources, simulationLayout);
 
 			}
@@ -277,30 +279,36 @@
 		return nextGraph;
 	}
 	private void createNextChildSimulateResourceVerticies(Object resource, Resource resNode, Map<Resource, Object> resources, SimulationLayout layout) { //sample
-
-		if(resNode.getChildren() != null) {
-			List<Resource> children = resNode.getChildren();
+		List<Resource> children = resNode.getChildren();
+		if(children != null) {
+			//List<Resource> children = resNode.getChildren();
 			int i = 1;
 			int childCount = children.size();
 			for (Resource childNode: children) {
+				double width, height, maxDiv;
+				ResourcePath childRes ;
+				maxDiv = layout.maxDivisionLevel;
+				if(!layout.isExistResource(childNode)){
+					width = layout.getScale(resNode) * BASE_WIDTH / maxDiv;
+					height = layout.getScale(resNode) * BASE_HEIGHT/ maxDiv;
+					childRes = childNode.getResourceIdentifier();
+				}else{
+					width = layout.getScale(childNode) * BASE_WIDTH / maxDiv;
+					height = layout.getScale(childNode) * BASE_HEIGHT/ maxDiv;
+					childRes = childNode.getResourceIdentifier();
+				}
 
-				ResourcePath childRes = childNode.getResourceIdentifier();
-				double width = layout.getScale(childNode) * BASE_WIDTH ;
-				double height = layout.getScale(childNode) * BASE_HEIGHT;
-
-				double division = layout.getDivision(childNode);
-				double w1 = 2*BASE_WIDTH/division;
-				double h1 = 2*BASE_HEIGHT/division;
 
 				Object childResource = graph.insertVertex(resource, null,
-						childRes.toString(), w1 * i - (w1 * childCount / 2.0), h1/2, w1, h1,
+						childRes.toString(), width * (i - childCount / 2.0), height/2, width, height,
 						"shape=ellipse;perimeter=ellipsePerimeter;verticalAlign=top;"); // insert a resource as a vertex
 				resources.put(childNode, childResource);
 				i++;
 				createNextChildSimulateResourceVerticies(childResource, childNode, resources,layout);
+
 			}
 		}
-		if (resNode.getChildren() == null || resNode.getChildren().size() == 0) {
+		if (children == null || children.size() == 0) {
 			Object state = graph.insertVertex(resource, null,
 					resNode.getState().getValue().toString(), 0.5, 0.5, 0.25, 0.25, "opacity=0;verticalAlign=down;", true); // insert a state label as a vertex
 		}