mplesdemo-mobile.html')
                .then(response => response.text())
                .then(html => {
                    contentDiv.innerHTML = html;
                })
                .catch(error => console.error('Error loading mobile content:', error));
        } else {
            // Load desktop content
            fetch('samplesdemo-desktop.html')
                .then(response => response.text())
                .then(html => {
                    contentDiv.innerHTML = html;
                })