set %instrument MQF   - Set the desired instrument

    start:
    set %manacheck ( #MAXMANA * 5 / 10 )   - Set meditation range. In this case 40%

    if #mana < %manacheck
    {
       medi:
       set #Lskill 46                - Sets meditation as the last skill used.
       event macro 14            - Use last skill.
       for %i 1 10                   - Check if mana is full every second so you cast as soon as your full
          {
          if #mana = #MAXMANA
             {
             goto start
             }

          wait 1s
          }
       goto medi
    }

    casting:
    finditem %instrument C_               - These three lines are to play music
    set #LOBJECTID #FINDID
    event macro 17
    event macro 15 33                       - casting the desired spell. Incognito in this case. Change 33 to desired spell
    wait 1s
    if #SYSMSG The_spell_fizzles.
    goto casting
    target
    event macro 23
    wait 1s
    goto start