VPOP3 usually automatically starts as a Windows service.
Sometimes this does not work, either because other services need to start first, or Windows is going very slowly at startup, causing the database service to time out, or there are certain database control files which did not get cleared after a previous Windows shutdown.
In that case, you can use this alternative method.
<flashplayer width=640 height=480>file=http://wiki.pscs.co.uk/media/alternatestartup.mp4&image=http://wiki.pscs.co.uk/media/alternatestartup.png</flashplayer>
If you need to increase the delay before VPOP3 starts, then alter the value after the '-n' line on the PING command in the batch file