function preloadimg()
{
var img1= new Image();
img1.src="images/aldo_1.jpg";
var img2= new Image();
img2.src="images/back_.jpg";
var img3= new Image();
img3.src="images/puce.gif";
var img4= new Image();
img4.src="images/sq_1.jpg";
var img5= new Image();
img5.src="images/sq_2.jpg";
var img6= new Image();
img6.src="images/sq_3.jpg";
var img7= new Image();
img7.src="images/sq_4.jpg";
var img8= new Image();
img8.src="images/sq_5.jpg";
var img9= new Image();
img9.src="images/sq_6.jpg";
var img10= new Image();
img10.src="images/sq_7.jpg";
var img11= new Image();
img11.src="images/sq_8.jpg";
var img12= new Image();
img12.src="images/sq_9.jpg";

var img14= new Image();
img14.src="images/index.jpg";
var img15= new Image();
img15.src="images/fr.gif";
var img16= new Image();
img16.src="images/nl.gif";
var img17= new Image();
img17.src="images/en.gif";

  DivShow("index_jpg");

}

function DivShow(objet)
{
  var unidoc;

  if (document.getElementById){
  unidoc = document.getElementById(objet).style;
  }
  else if (document.layers){
  unidoc = document.layers[objet];
  }
  else if (document.all){
  unidoc = document.all[objet].style;
  }

  unidoc.visibility="visible";
}


function DivHide(objet)
{
  var unidoc;

  if (document.getElementById){
  unidoc = document.getElementById(objet).style;
  }
  else if (document.layers){
  unidoc = document.layers[objet];
  }
  else if (document.all){
  unidoc = document.all[objet].style;
  }

  unidoc.visibility= "hidden";
}