Value: #secondsdesired default
Don't set it too low. Your PC clock doesn't drift that fast. Once a day is good enough.
(default) will control which time server to use. The Servers key will have entries for internet time servers. For example my system has (default)=2, value 1="time.windows.com" and value 2="time.nist.gov". Meaning my time is syncronized from the nist.gov site. To control which time source to synchronize the system clock with, use the following Windows XP registry hack:
Value: entry of choice, 1-# time servers you have default
If you want to add a new time server, add a new value, in my example the next value 3="thenewtimeserver.com"