As JGreen Said, check Reis thread. But I've one better. Get the plugin called CommandBook. Made by the same people who made WorldEdit and WorldGuard. Once u have that, the settings u need to change are listed on reis thread. Here's the links.
http://dev.bukkit.org/server-mods/commandbook/files/6-command-book-2-1/
http://www.minecraftforum.net/topic/482147-132125-aug17-reis-minimap-v32-05/
---------------Better yet....heres the info you seek...-----------
`0`0: prefix
`y`w: suffix
`B: cave mapping
`G: entities radar (player)
`C: entities radar (animal)
`R: entities radar (mob)
`P: entities radar (slime)
`Y: entities radar (squid)
`2: entities radar (other living)
examples.
All enable.
`0`0`B`G`C`R`P`Y`2`y`w
Cavemap enable.
`0`0`B`y`w
Cavemap and EntitiesRadar(player,animal,slime) enable.
`0`0`B`G`C`P`y`w
Get CommandBook Plugin.
After if generates the files.
go into \CommandBook\config.yml
----FIND THIS SECTION----
stored-messages:
motd: |-
Hello, `Y%name%`w.
The time now is `Y%time%`w and you're in world '%world%'.
[iNSERT HERE - NO BRACKETS]
-----INSERT THE OPTIONS U WANT, All, Caves, or Caves and radar.----
And heres a link to all the cool CommandBook Commands.
http://wiki.sk89q.com/wiki/CommandBook/Commands
like stopping time...
/time <-l> <world> <time>
-L <---locks time where u set.
*Hope this helps you. And everyone who needs this info.