//GET AJAX DATA mootools 
function getAjaxData(url_to_call, id_dest_div, id_loader){
    $(id_dest_div).set('text', '');
    $(id_loader).setStyle('display', 'block');
    var req = new Request.HTML({
            url: url_to_call,
            onSuccess: function(html) {
                $(id_dest_div).set('text', '');
                $(id_dest_div).adopt(html);
                $(id_loader).setStyle('display', 'none');
            },
            onFailure: function() {
                $(id_dest_div).set('text', 'The request failed.');
                $(id_loader).setStyle('display', 'none');
            }
    });
    req.send();
}

function getSlideShowInitialize(url_to_call, id_dest_div, id_loader){
    $(id_dest_div).set('text', '');
    $(id_loader).setStyle('display', 'block');
    var req = new Request.HTML({
            url: url_to_call,
            onSuccess: function(html) {
                $(id_dest_div).set('text', '');
                $(id_dest_div).adopt(html);
                $(id_loader).setStyle('display', 'none');
                init_slideshow2();
            },
            onFailure: function() {
                $(id_dest_div).set('text', 'The request failed.');
                $(id_loader).setStyle('display', 'none');
            }
    });
    req.send();
}