Mine

on *:TEXT:!Av-On:#:{ 
  if ($nick ishop $chan) || ($nick isop $chan) { 
    set %voice [ $+ [ $chan ] ]
    msg $chan The Auto Voice Script Has Been Enabled For $chan. 
  }  
  else { 
    notice $nick Hey!, You Must Be At Least A Half-Op To Turn This Script On/Off. 
  } 
} 
on *:TEXT:!Av-Off:#:{ 
  if ($nick ishop $chan) || ($nick isop $chan) { 
    unset %voice [ $+ [ $chan ] ] 
    msg $chan The Auto Voice Script Has Been Disabled For $chan. 
  }  
  else { 
    notice $nick Hey!, You Must Be At Least A Half-Op To Turn This Script On/Off. 
  } 
}
ON *:JOIN:#:{ 
  if ($($+(%,voice,$chan),2) == enabled)  { 
    { mode $chan +v $nick }
  }
}