loading ftp url in android

public class acdownload extends Activity{
	
	private WebView mWebView;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.download);
	
	mWebView = (WebView) findViewById(R.id.webview);
	mWebView.getSettings().setJavaScriptEnabled(true);
	mWebView.loadUrl("ftp:///");