The map position of the vertical profile is indicated by the "Lat: Long:" readout above the graph .
The map position of the profile is shown in the main 3D view window by a colored vertical line. There is a Selector Point on top of the vertical line. You can move the vertical profile line over the map by dragging the Selector Point with the left mouse button. You can zoom in on the display graph by holding down the Shift key and dragging the mouse pointer up while pressing the left mouse button; drag down to zoom out. You can pan the graph by holding down the Ctrl key and dragging the mouse pointer in any direction while pressing the left mouse button.
To set contour information use the Contour: Set button, which brings up the Contour Properties Editor.
The control has a color bar showing the active color table and the associated high and low data values in the units the display is made in. As the mouse pointer is moved over the color bar, the value at a particular color is shown. Click on the color bar to start the Color Table Editor. Or click on the button that displays the name of the color table to show a popup menu that allows you to change the range, select other color tables, etc.
This checkbox reorders the x axis of the display.