function checkNotifChat() {
	divUpdate('DivNotifChat', 'check-notif.htm?ob=msg&act=checkNotifChat&pop=X')
}


function checkIsGratuit() {
	if ($('sort_gratuit').checked) {
		$('sort_frais').value = 0;
		$('isGratuit').hide();
	} else {
		$('sort_frais').value = '';
		$('isGratuit').show();
	}
}

function divUpdate(div_id, url) {
	$(div_id).innerHTML = '<img src="/themes/images/wait.gif"> Chargement ...';
	new Ajax.Updater(div_id, url, {evalScripts: true});
}

function formPost (htmlDiv, formId, url) {	
	var myAjax = new Ajax.Updater(htmlDiv, url, {
		asynchronous:true, 
		method: 'post',	
		evalScripts: true,	
		parameters:Form.serialize(formId)})
}

function formPostTop (htmlDiv, formId, url) {	
	var myAjax = new Ajax.Updater(htmlDiv, url, {
		asynchronous:true, 
		method: 'post',	
		evalScripts: true,	
		insertion: Insertion.Top,
		parameters:Form.serialize(formId)})
}

function checkDel(divId, url) {
	$(divId).setStyle({backgroundColor: '#F3CAC3'});
	var a = false;
    a= confirm ('Voulez-vous supprimer cet élément ?');
    if (a) {
	    new Ajax.Updater(divId, url);
    	new Effect.Fade($(divId), { duration: 2 })
    }
}

function checkConfirmDel(url) {
       var a = false;
       a= confirm ('Voulez-vous supprimer cet élément ?');
       if (a) {
       		location.href=url;
       }
}

function checkConfirmDesinscription(url) {
       var a = false;
       a= confirm ('Vous êtes sur le point de vous désinscrire. Voulez-vous continer ?');
       if (a) {
       		location.href=url;
       }
}

function waitImg(div_id) {
	$(div_id).innerHTML = '<img src="/themes/images/ajax_popupdiv.gif"> Chargement ...';
}

function popChat() {
	window.open('/chat/', 'chat', 'directories=no, location=no, menubar=no, resizable=yes, scrollbars=no, status=yes, toolbar=no, width=680, height=650'); 
}