well first of all its a dialog greet manager. it has a enable feature and disable feature.

dialog Greet {
title "Greet Manager v1.1"
size -1 -1 155 168
option dbu
tab "Nick Greet Manager", 1, 0 3 155 187
list 3, 0 32 50 137, tab 1 size hsbar vsbar
button "Add Nick", 4, 83 32 37 12, tab 1 <-------add nick
button "Remove Nick", 5, 83 64 37 12, tab 1 <-------remove nick
button "Enable", 6, 56 96 37 12, tab 1
button "Disable", 10, 111 96 37 12, tab 1
button "Ok", 11, 83 144 37 12, tab 1
text " Usable Prefixes: $nick $me $chan", 15, 58 120 89 8, tab 1
tab "Chan Greet manager", 2
list 7, 0 32 50 137, tab 2 size hsbar vsbar
button "Add Chan", 8, 83 32 37 12, tab 2
button "Remove Chan", 9, 83 64 37 12, tab 2
button "Enable", 12, 56 96 37 12, tab 2 ( same goes for the channel your in, add and remove)
button "Disable", 13, 111 96 37 12, tab 2
button "Ok", 14, 83 144 37 12, tab 2
text " Usable Prefixes: $nick $chan $me", 16, 58 120 89 8, tab 2
menu "Method", 17
item "Msg", 18, 17 <---( this gives you the choice msg room or notice the room )
item "Notice", 19, 17
item "Describe", 20, 17

Pretty self explanatory!!