Just a little away system i knocked up.
To use it first add your away nick and back nick or it will not work.

:########### AWAY #########
alias setaway {
  set %away.reason $$?="Enter ur away reason here"
  set %away.time $time
  ame 14is away 3||14reason3||14 %away.reason 3|| 3*14 spike away system 3* ||
  away %away.reason
  nick %away.nick
  chanserv deop 
  chanserv dehalfop
}
alias setback {
  ame 14is back 3||14reason3||14 %away.reason 3||14Left3||14 %away.time 3||14gone3||14 $duration($awaytime) 3||14 3*14 spike away system 3* ||
  away %away.reason
  unset %away.reason
  unset %away.time
  away
  nick %back.nick
  chanserv op
  chanserv halfop
}
alias backnick { 
  set %back.nick $$?="enter your back nick here"
}

alias awaynick {
  set %away.nick $$?="enter your away nick here"
}

menu channel {
  .Spike Away
  ..Away Nick:/awaynick
  ..Back Nick:/Backnick
  ..Away:/setaway
  ..Back:/setback
}