Zooming:
Press the left mouse button and drag the mouse slowly over the middle trace to form a zoom window. Release the left mouse button to apply the zoom.
Changing the Time Window:
Roll the mouse wheel or click the left mouse button at two increasing times (t2 t1) to rescale the time window.
Resetting the Time Window:
Click the left mouse button at two decreasing times (t2 t1) to reset to the initial time window.
Selecting the Active Trace and Trace-Group:
Click on an inactive trace-group to select it as the active group.
Click on one of the vertical bars to the right of each trace to select the active trace and trace-group.Selecting the target of processing and tool actions:
Click on the vertical bar to the right of all trace groups to apply processing and tool actions to all trace groups, where supported by process or action.
Active Trace and Trace-Group operations:
Click on the X button to the upper right of a trace-group to close it.
Click on the i button to the lower right of a trace-group to view the header information for the active trace.
Click on the -_ button to the lower right of a trace-group to duplicate it.