The Time Bar

The Time Bar is a display of a time range. It does not limit or control the actual parameters saved into the script. (To set the frame range you want to render, go to the Globals tab and enter the timeRange parameter.)

Set the frame range:

Additionally,

These controls start to play through the script according to the Time Bar frame range, not the global timeRange.

 

You also have the following additional keyboard shortcuts:

Functions
Left arrow/Right arrow retreat/advance a frame based on the frame Increment setting (works in any window)
Up arrow/Down arrow Jump to next/previous keyframe.
Home Fit the current time range into the Time Bar.
T Toggle timecode/frame display