Biorhythms: Icons visualization sinusoids

There are three icons low in the diagram with the following functions:

  The icon with the small red sinusoid selects the cycle of biorhythm relative to the bodily excluding the others, will be enough to click a second time for return to the normal visualization, (rapid keys CTRL+F, or to open the Options menu and to put or to remove the sign of dull of the control).     See also   Options Menu.

  The icon with the small blue sinusoid selects the cycle of the biorhythm relative to the intellectual excluding the others, rapid keys CTRL+M.

  The icon with the green small sinusoid selects the cycle of biorhythm relative to the emotions excluding the others, rapid keys CTRL+E.