`;const blob = new Blob([htmlContent], { type: 'text/html' }); const url = URL.createObjectURL(blob); const a = document.createElement('a'); a.href = url; a.download = `${cleanFileName}_converted.html`; document.body.appendChild(a); a.click(); document.body.removeChild(a); URL.revokeObjectURL(url); showSuccess('HTML file downloaded successfully!'); }function formatFileSize(bytes) { if (bytes === 0) return '0 Bytes'; const k = 1024; const sizes = ['Bytes', 'KB', 'MB', 'GB']; const i = Math.floor(Math.log(bytes) / Math.log(k)); return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i]; }function showError(message) { const container = document.getElementById('message-container'); container.innerHTML = ``; setTimeout(() => { container.innerHTML = ''; }, 5000); }function showSuccess(message) { const container = document.getElementById('message-container'); container.innerHTML = ``; setTimeout(() => { container.innerHTML = ''; }, 5000); }function clearMessages() { document.getElementById('message-container').innerHTML = ''; }function showLoading(show) { document.getElementById('loading').style.display = show ? 'block' : 'none'; }