Inverted Axis
You can invert the vertical price axis, to descending order, from the View menu: View >> Invert Vertical Axis.
The shortcut key is CTRL+I.
Repeat the step to restore the ascending order.
Example
The trend on the ASX 200 appears to be slowing.
![ASX 200 inverted ASX 200 inverted](/images/png_images/xjo-inverted-not.png)
Inverting the price axis on the ASX 200 provides a very different perspective.
![ASX 200 inverted ASX 200 inverted](/images/png_images/xjo-inverted.png)