function show_icon(imgID, show) {
if (show) imgID.style.display = "block";
else imgID.style.display = "none";
}

decouvrez_indispensables = new Image(229, 48);
decouvrez_indispensables.src = "images/decouvrez-indispensables2_1.gif";
decouvrez_indispensables_on = new Image(229, 48);
decouvrez_indispensables_on.src = "images/decouvrez-indispensables2_2.gif";

profil_francais = new Image(69, 20);
profil_francais.src = "images/profil-ca4_1.gif";
profil_francais_on = new Image(69, 20);
profil_francais_on.src = "images/profil-ca4_2.gif";

profil_anglais = new Image(69, 20);
profil_anglais.src = "images/profil-ca6_1.gif";
profil_anglais_on = new Image(69, 20);
profil_anglais_on.src = "images/profil-ca6_2.gif";

presentation = new Image(167, 48);
presentation.src = "images/presentation2_1.gif";
presentation_on = new Image(167, 48);
presentation_on.src = "images/presentation2_2.gif";

function glow(x, y) {
document.images[x].src=eval(y+'.src');
}