               if (event.originalEvent) {
                    jukeboxData.addLastEdge = $('#last-branch').is(':checked');
                    drawVisualization();
                }
            }
        );

        $("#reverse-branch").change(
            function (event) {
                if (event.originalEvent) {
                    jukeboxData.justBackwards = $('#reverse-branch').is(':checked');
                    drawVisualization();
                }
            }
        );

        $("#long-branch"