else if(v instanceof ProduitCell) { return new ProduitView(v, this, cm); } else { return new VertexView(v, this, cm); }
	protected VertexView createVertexView(Object v, CellMapper cm) {				// Return the appropriate view		if(v instanceof ComposantCell)		{			return new ComposantView(v, this, cm);		}		else if(v instanceof ProduitCell)		{		    return new ProduitView(v, this, cm);		}		else		{		    return new VertexView(v, this, cm);		}			}