Controlling a persistent progress bar
Command line options of the ppbS program are used to control a ppb. Every manner of control over a ppb is managed through a verb and verb arguments. You can have any number of verbs in the command line.
DOS> ppbs setcrawlspeed 1 250
N is the ppb window number.
M is the update interval in milliseconds.
The ppb will increment one percent every M milliseconds.