et voilà :
<html >
<head>
<script type="text/javascript" >
<!--
timeDelay = 3000;
var Pix = new Array
("img_transports/picto_littoral_plage.gif"
,"img_transports/picto_peche.gif"
,"img_transports/picto_manifs.gif"
,"img_transports/picto_memoire_archive.gif"
,"img_transports/picto_ile_balade.gif"
,"img_transports/picto_eglise.gif"
,"img_transports/picto_huitre.gif"
,"img_transports/picto_buss.gif"
,"img_transports/picto_buss.gif"
);
var howMany = Pix.length;
var PicCurrentNum = 0;
var PicCurrent = new Image();
PicCurrent.src = Pix[PicCurrentNum];
function startPix() {x = document.getElementById('lien');
setInterval("slideshow()", timeDelay);}
var lien = new Array
("../../La_Charente-Maritime/Patrimoine/patrimoine_naturel/Patrimoine_Littoral/Les_plages.htm"
,"../../La_Charente-Maritime/Patrimoine/patrimoine_naturel/Tourisme_Peche/Accueil_Peche_17"
,"../../infos_touristiques/accueil_infos_touristiques.htm"
,"../../La_Charente-Maritime/Archives_departementales/acceuil_Archives.htm"
,"../../La_Charente-Maritime/Patrimoine/patrimoine_naturel/Patrimoine_Littoral/Littoral_Iles_Midi_Atlantique.htm"
,"../../La_Charente-Maritime/Patrimoine/patrimoine_culturel/patrimoine_roman/Roman_Patrimoine_europeen.htm"
,"../../Ile_Oleron/patrimoine_littoral/Littoral_huitre_claires_M-O.htm"
,"accueil_transports_scolaires.htm"
,"../../La_Charente-Maritime/Patrimoine/patrimoine_naturel/Poles-Nature_17/poles_17.htm");
function slideshow() {
PicCurrentNum++;
if (PicCurrentNum == howMany) {
PicCurrentNum = 0;
}
PicCurrent.src = Pix[PicCurrentNum];
document["ChangingPix"].src = PicCurrent.src;
x.href=lien[PicCurrentNum];
}
// End -->
</script>
<title></title>
</head>
<body onload=";startPix()">
<a id="lien" href="#">
<img src="img_transports/picto_littoral_plage.gif" name="ChangingPix" width="138" height="62" border="0" />
</a>
</body>
</html>