function goBack(){
	history.go(-1);
}

function changemois(direction,mois,annee){
	killAjax();
	ret = function() {
		if(ajaxOk()){
			document.getElementById('calendrierContainer').innerHTML = objAjax.responseText;
			cleanCal();
		}
	}
	callAjax('/script/changeMois.php?dir='+direction+'&mois='+mois+'&annee='+annee,ret);
}

function cleanCal(){
	a=document.getElementById('calendrier').getElementsByTagName('td');
	for(i=0;i<a.length;i++){
		if(a[i].innerHTML=='' || a[i].innerHTML=='&nbsp;'){a[i].className='vide';}
	}
}

function envoieDem(hndl, lang){
	if(validForm(hndl)){
		killAjax();
		ret = function(){
			if(ajaxOk()){
				document.getElementById('demande').innerHTML = objAjax.responseText;
			}
		}
		callAjax('/script/addDemande.php?lang='+lang,ret,null,hndl);
	}
}