left: "30px", bottom: "30px", top: "auto", right: "auto" },
                    //toggleNotesButton: { left: "30px", bottom: "30px", top: "auto", right: "auto" },
                    // configuration options for notes canvas and chalkboard
                    color: ['rgba(0,0,255,1)', 'rgba(255,255,255,0.5)'],
                    background: ['rgba(127,127,127,.1)', '../../slides/plugin/chalkboard/img/whiteboard.png'],
                    pen: ['url(../../slides/plugin/chalkboard/img/boardmarker.png), auto