function random_imglink(){
  var myimages=new Array()
  myimages[1]="image/random/feuille.jpg"
  myimages[2]="image/random/tortue.jpg"
  myimages[3]="image/random/fleur.jpg"
  myimages[4]="image/random/libelle.jpg" 
  myimages[5]="image/random/mer_corail.jpg" 
  myimages[6]="image/random/mer.jpg" 
  myimages[7]="image/random/foret.jpg" 
  myimages[8]="image/random/poisson.jpg" 
  myimages[9]="image/random/dauphin.jpg" 
  myimages[10]="image/random/coccinelle.jpg" 
  myimages[11]="image/random/feuille_olivier.jpg" 
  myimages[12]="image/random/aubergine.jpg" 

  var ry=Math.floor(Math.random()*myimages.length)

  if (ry==0)
     ry=1
     document.write('<div position=relative top=0>')
     document.write('<img src="'+myimages[ry]+'" border=0 height=84 width=150>')
     document.write('</div>')
}

  random_imglink()