Refreshing a page in a WebView android

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http://stackoverflow.com – i'm working on an Android Application who use webview for displaying somes pages. I've an action bar and an action tab bar. On the action bar i've 2 buttons, one open a login page and the second must refresh the current page in the webview. Here is the code of the fragment where the webview is : @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View V = inflater.inflate(R.layout.main_screen, container, false); WebView webView = (WebView)V.findViewById(R.id.webView_main); WebSettings webSettings = webView.getSettings( (HowTos)