Normal1 = new Image();
Normal1.src = "Img/lienAccueil2.png";     
Highlight1 = new Image();
Highlight1.src = "Img/haccueil2.png";

Normal2 = new Image();
Normal2.src = "Img/lienActivites2.png";     
Highlight2 = new Image();
Highlight2.src = "Img/hactivites2.png";

Normal3 = new Image();
Normal3.src = "Img/lienInformations.png";     
Highlight3 = new Image();
Highlight3.src = "Img/hlienInformations.png";

Normal4 = new Image();
Normal4.src = "Img/lienPartenaires2.png";     
Highlight4 = new Image();
Highlight4.src = "Img/hpartenaires2.png";

Normal5 = new Image();
Normal5.src = "Img/lienPhotos2.png";     
Highlight5 = new Image();
Highlight5.src = "Img/hphotos2.png";

function change_image(image_no,objet_image) {
 window.document.images[image_no].src = objet_image.src;
}

function setIframeSize() {

var conteneur = document.getElementById('contiframe');
var toSetBorder = conteneur.offsetHeight - 7;

return toSetBorder;
}

function setDimension() {

var conteneur = document.getElementById('contiframe');
var menu = document.getElementById('menu');
var imgbanderole = document.images[0];
var banderole = document.getElementById('header');
var icelayer = document.getElementById('icelayer');
var larg_reso = screen.width;

if (larg_reso < 900)
{
 conteneur.style.width = 765+"px";
 menu.style.width = 765+"px";
 banderole.style.width = 765 +"px";
 icelayer.style.width = 779 +"px";
 imgbanderole.style.width = 765+"px";
}

if (larg_reso >= 1220)
{
 conteneur.style.width = 1244+"px";
 menu.style.width = 1244+"px";
 menu.style.height = 51+"px";
 banderole.style.width = 1244+"px";
 icelayer.style.width = 1258+"px";
 imgbanderole.style.width = 1244+"px";
}

 return larg_reso;

}

function setBorders() {

var leftborder = document.getElementById('leftborder');
var rightborder = document.getElementById('rightborder');


  leftborder.style.height=parseInt(setIframeSize())+"px";
  rightborder.style.height=parseInt(setIframeSize())+"px";

}