Graph settings button
Graph settings button is placed inside Graph tab.
It has two functions:
· 
upper part of button displays graph control where
different
styles options can be defined
· lower part displays graph options like:
o Show legend show or hide legend
o Show X-axis grid line show or hide X-axis grid line
o Show Y-axis grid line show or hide Y-axis grid line
o Point labels point labels on or off
o Show outline show outlined or not
o Show stacked show stacked or not
o Show inverted show inverted or not
o Show 3D show 3D effect or not
o Show X-axis show or hide X-axis
o Show Y-axis show or hide Y-axis
o Show X-axis Reversed show or hide X-axis reversed
o Show Y-axis Reversed show or hide Y-axis reversed