362 						$conn_cells = $this->_connectionCells('nnnn', $arrow_command);
381 						$conn_cells = $this->_connectionCells('nssn', $arrow_command);
384 						$conn_cells = $this->_connectionCells('nddn', $arrow_command);
401 						$conn_cells = $this->_connectionCells('nnss', $arrow_command);
404 						$conn_cells = $this->_connectionCells('nndd', $arrow_command);
421 						$conn_cells = $this->_connectionCells('nsss', $arrow_command);
424 						$conn_cells = $this->_connectionCells('nddd', $arrow_command);
441 						$conn_cells = $this->_connectionCells('snsn', $arrow_command);
444 						$conn_cells = $this->_connectionCells('dndn', $arrow_command);
461 						$conn_cells = $this->_connectionCells('ssss', $arrow_command);
464 						$conn_cells = $this->_connectionCells('dddd', $arrow_command);
481 						$conn_cells = $this->_connectionCells('nsns', $arrow_command);
484 						$conn_cells = $this->_connectionCells('ndnd', $arrow_command);
501 						$conn_cells = $this->_connectionCells('ssnn', $arrow_command);
504 						$conn_cells = $this->_connectionCells('ddnn', $arrow_command);
521 						$conn_cells = $this->_connectionCells('snns', $arrow_command);
524 						$conn_cells = $this->_connectionCells('dnnd', $arrow_command);
541 						$conn_cells = $this->_connectionCells('ssns', $arrow_command);
544 						$conn_cells = $this->_connectionCells('ddnd', $arrow_command);
561 						$conn_cells = $this->_connectionCells('snss', $arrow_command);
564 						$conn_cells = $this->_connectionCells('dndd', $arrow_command);
581 						$conn_cells = $this->_connectionCells('sssn', $arrow_command);
584 						$conn_cells = $this->_connectionCells('dddn', $arrow_command);
603 						$conn_cells = $this->_connectionCells('ndsd', $arrow_command);
620 						$conn_cells = $this->_connectionCells('dsds', $arrow_command);
637 						$conn_cells = $this->_connectionCells('dsdn', $arrow_command);
654 						$conn_cells = $this->_connectionCells('dnds', $arrow_command);
671 						$conn_cells = $this->_connectionCells('sdsn', $arrow_command);
688 						$conn_cells = $this->_connectionCells('snsd', $arrow_command);
705 						$conn_cells = $this->_connectionCells('sdnd', $arrow_command);
722 						$conn_cells = $this->_connectionCells('sdsd', $arrow_command);
739 						$conn_cells = $this->_connectionCells('nsds', $arrow_command);
756 						$conn_cells = $this->_connectionCells('dsns', $arrow_command);
844 	function _connectionCells ($border_spec, $arrow_spec)  function in syntax_plugin_diagram_main