mouseP = new Image();
mouseP.src = "IndexMsOutP.jpg";
mousePO = new Image();
mousePO.src = "IndexMsOverP.jpg";

mouseP2 = mouseP;
mouseP2O = mousePO;

mouseP3 = mouseP;
mouseP3O = mousePO;

mouseP4 = mouseP;
mouseP4O = mousePO;

mouseG = new Image();
mouseG.src = "IndexMsOutG.jpg";
mouseGO = new Image();
mouseGO.src = "IndexMsOverG.jpg";

mouseG2 = mouseG;
mouseG2O = mouseGO;

function ChangerImage(img, etat)
{
if (etat == 'Over')
    {
    document.images[img].src = eval(img + "O.src");
    }
  else if (etat == 'Out')
    {
    document.images[img].src = eval(img + ".src");
    }
}