docs: function(graph)
  	{
  		var cells = null;
  		
  		if (!mxClipboard.isEmpty())
  		{
  			cells = graph.getImportableCells(mxClipboard.getCells());
  			var delta = mxClipboard.insertCount * mxClipboard.STEPSIZE;
  			var parent = graph.getDefaultParent();
  			cells = graph.importCells(cells, delta, delta, parent);
  			
  			// Increments the counter and selects the inserted cells
  			mxClipboard.insertCount++;
  			graph.setSelectionCells(cells);
  		}
  		
  		return cells;
  	}