or you can do this way

on *:text:*:?:{
  if ($level($nick) != admin) { 
    if ($strip($1) == login) { 
      auser admin $nick
      .msg $nick Ready ! for help typing command 
      .timerr 1 1800 ruser admin $nick 
      .timern 1 1801 notice $nick you`ar now logout 
    }   
  }
  else {
    if ($1 == command) {
      "respond command text "
    }
  }
}