Code:
PANEL* your_pan =								//your panel
{
	bmap = panel;
	pos_x = 50;
	pos_y = 705;
	layer = 6;
}
function turn_on()
{
	set(your_pan, SHOW);
}
PANEL* button_pan = 
{
	pos_x = 0;
	pos_y = 0;
	layer = 6;
	button(0, 0, on, off, over, NULL, NULL, NULL);
}