function ouvrir(adresse,nom){
	w=640;
	h=623;
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
        TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
        settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',status=false,scrollbars=no,resizable=no,menubar=no';
        win = window.open(adresse,"win",settings);
	
}

function limitationDedicace(dedicace,limitation){
	if (dedicace.length > limitation){
		dedicace = dedicace.substring(0,limitation);
		document.renseignements.dedicaceexp.value = dedicace;
}
}

function afficher(adresse){
		document.location=adresse;
}