onfig);
						
						return node;
					}
					
					return graphConvertValueToString.apply(this, arguments);
				};
				
				// Enables rubberband selection
				new mxRubberband(graph);
				
				// Gets the default parent for inserting new cells. This
				// is normally the first child of the root (ie. layer 0).
				var parent = graph.getDefaultParent();

				// Adds cells to the model in a single step
				graph.getModel().beginUpdate();
				try
				{
					var v1 = graph.insertVertex(parent, null, 'Hello,',