Floating Tool Buttons
The floating tool buttons appear at the bottom of a chart analysis window when you hover your mouse pointer near the time axis at the bottom of the window.
It contains buttons that let you change the bar spacing, zoom in/out within a selected portion of the chart, and reset scaling if the chart has been rescaled.
Enabling and Disabling Tool Buttons
You can turn on or off the automatic display of the floating tool buttons by checking or unchecking the Settings > Floating Tool Buttons menu item.