function newAjax(fichier,param){
        var httpRequest = false;

        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            httpRequest = new XMLHttpRequest();
            /*if (httpRequest.overrideMimeType) {
                httpRequest.overrideMimeType('text/xml');
            }*/
        }
        else if (window.ActiveXObject) { // IE
            try {
                httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
            }
            catch (e) {
                try {
                    httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
                }
                catch (e) {}
            }
        }

        if (!httpRequest) {
            alert('Abandon :( Impossible de créer une instance XMLHTTP');
            return false;
        }
		if(fichier=='includes/modules/getMenu.php') httpRequest.onreadystatechange = function() { parseAjaxMenu(httpRequest); };
		else if(fichier=='includes/modules/getActu.php') httpRequest.onreadystatechange = function() { parseAjaxActu(httpRequest); };
		else if(fichier=='includes/modules/getConcerts.php') httpRequest.onreadystatechange = function() { parseAjaxConcerts(httpRequest); };
		else if(fichier=='includes/modules/getContactLocation.php') httpRequest.onreadystatechange = function() { parseAjaxContactLoc(httpRequest); };
		else if(fichier=='includes/modules/getContact.php') httpRequest.onreadystatechange = function() { parseAjaxContact(httpRequest); };
		else if(fichier=='includes/modules/getNewsletter.php') httpRequest.onreadystatechange = function() { parseAjaxNewsL(httpRequest); };
		else if(fichier=='includes/modules/getNewsletter2.php') httpRequest.onreadystatechange = function() { parseAjaxNewsL2(httpRequest); };
		else if(fichier=='includes/modules/getIsle.php') httpRequest.onreadystatechange = function() { parseAjaxIsle(httpRequest); };
        httpRequest.open('POST', fichier, true);
		httpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        httpRequest.send(param);
}