var photo=new Array()
var num=0
photo[0]="images/magie01.jpg"
photo[1]="images/magie02.jpg"
photo[2]="images/magie03.jpg"
photo[3]="images/magie04.jpg"
photo[4]="images/magie05.jpg"
photo[5]="images/magie06.jpg"
photo[6]="images/magie07.jpg"
photo[7]="images/magie08.jpg"
photo[8]="images/magie09.jpg"
photo[9]="images/magie10.jpg"
photo[10]="images/magie11.jpg"
photo[11]="images/magie12.jpg"
photo[12]="images/magie13.jpg"
photo[13]="images/magie14.jpg"
photo[14]="images/magie15.jpg"
photo[15]="images/magie16.jpg"
photo[16]="images/magie17.jpg"
photo[17]="images/magie18.jpg"
photo[18]="images/magie19.jpg"
photo[19]="images/magie20.jpg"
photo[20]="images/magie21.jpg"
photo[21]="images/magie22.jpg"
photo[22]="images/magie23.jpg"
photo[23]="images/magie24.jpg"
photo[24]="images/magie25.jpg"
photo[25]="images/magie26.jpg"
photo[26]="images/magie27.jpg"
photo[27]="images/magie28.jpg"
photo[28]="images/magie29.jpg"
photo[29]="images/magie30.jpg"
photo[30]="images/magie31.jpg"
photo[31]="images/magie32.jpg"
photo[32]="images/magie33.jpg"
photo[33]="images/magie34.jpg"
numero=num+1

function precedente() {
  if (num>0) {
    num--
      document.image.src=photo[num];
    numero=num+1
  }
}
function suivante() {
  if(num<photo.length-1) {
    num++
      document.image.src=photo[num];
    numero=num+1
  }
}