Something

alias //pw1221 {
  inc %sales
  write C:/Formulaire/ $+ $nick $+ .txt  Sales record: %sales
  set %ID $$?="Please put ID"
  msg #formulaire %id
  write C:/Formulaire/ $+ %id $+ .txt  Log - $day $date $time
  set %customer $$?="Please put customer name"
  write C:/Formulaire/ $+ %id $+ .txt  Customer - %customer
  if (%id == 1) {
    write C:/Formulaire/ $+ %id $+ .txt  Item: WEBHOST / 5GB SPACE 10GB BANDWITH
    write C:/Formulaire/ $+ %id $+ .txt  Price: 0,99$
    echo -a Price: 0,99$
    run C:/Formulaire/ $+ %id $+ .txt
  }
  if (%id == 2) {
    write C:/Formulaire/ $+ %id $+ .txt  Item: WEB DESIGN / PHP CODING
    write C:/Formulaire/ $+ %id $+ .txt  TAX-
    write C:/Formulaire/ $+ %id $+ .txt  TPS: 7%
    write C:/Formulaire/ $+ %id $+ .txt  TVQ: 3%
    write C:/Formulaire/ $+ %id $+ .txt  Price: 4,95$
    echo -a Price: 4,95$
    run C:/Formulaire/ $+ %id $+ .txt
  }
}