
Through this you can activate all functions of the Whiteboard:
1. Choose to use a line;
2. Do a test on the invisible layer of the Whiteboard in the Documents window;
3. Choose to draw a rectangle;
4. Choose to draw a circle;
5. Choose to cancel all of the drawings;
6. Refresh the Whiteboard;
7. Print what is written/drawn on the Whiteboard in the Documents window;
8. Change the pen size;
9. Change the font size;
10. Change the color that you draw and write with.

All of the graphics and text are on an invisible layer of the Whiteboard, not on a document itself.