document.getElementById("button-go-webdesign-mob").onclick = function () {
                var el = document.getElementById("webdesign");
                var className = "FadeOutRight";
                var className2 = "hide-div";
                var className3 = "FadeInRight";
                var className4 = "FadeOutLeft";
                if (el.classList)
                    el.classList.add(className);
                else
                    el.className += ' ' + className;
                if (el.classList)
                    el.classList.add(className2);
                else
                    el.className += ' ' + className2;
                var el = document.getElementById("webdesign-voices-mob");
                if (el.classList)
                    el.classList.remove(className4);
                else
                    el.className = el.className.replace(new RegExp('(^|\\b)' + className4.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
                if (el.classList)
                    el.classList.remove(className2);
                else
                    el.className = el.className.replace(new RegExp('(^|\\b)' + className2.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
                if (el.classList)
                    el.classList.add(className3);
                else
                    el.className += ' ' + className3;
                $('#briefing-mob-wd').click();
                var el = document.getElementById("branding-voices-mob");
                var className = "FadeOutRight";
                var className2 = "hide-div";
                var className3 = "FadeInRight";
                var className4 = "FadeOutLeft";
                if (el.classList)
                    el.classList.add(className4);
                else
                    el.className += ' ' + className4;
                if (el.classList)
                    el.classList.add(className2);
                else
                    el.className += ' ' + className2;
                var el = document.getElementById("branding");
                if (el.classList)
                    el.classList.remove(className);
                else
                    el.className = el.className.replace(new RegExp('(^|\\b)' + className.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
                if (el.classList)
                    el.classList.remove(className2);
                else
                    el.className = el.className.replace(new RegExp('(^|\\b)' + className2.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
                if (el.classList)
                    el.classList.add(className3);
                else
                    el.className += ' ' + className3;
                var el = document.getElementById("webdev-voices-mob");
                var className = "FadeOutRight";
                var className2 = "hide-div";
                var className3 = "FadeInRight";
                var className4 = "FadeOutLeft";
                if (el.classList)
                    el.classList.add(className4);
                else
                    el.className += ' ' + className4;
                if (el.classList)
                    el.classList.add(className2);
                else
                    el.className += ' ' + className2;
                var el = document.getElementById("webdev");
                if (el.classList)
                    el.classList.remove(className);
                else
                    el.className = el.className.replace(new RegExp('(^|\\b)' + className.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
                if (el.classList)
                    el.classList.remove(className2);
                else
                    el.className = el.className.replace(new RegExp('(^|\\b)' + className2.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
                if (el.classList)
                    el.classList.add(className3);
                else
                    el.className += ' ' + className3;
            };