wv.setWebViewClient(new WebViewClient() {
            public boolean shouldOverrideUrlLoading(final WebView view,
                    final String url) {

                if (url.contains("3gp") || url.contains("mp4")) {//http://113.31.34.14:80/work/500/152/283/484/500.20120913082849.3gp
                    loadurl(view, url, true);//載入視頻
                } else {
                    loadurl(view, url, false);// 載入網頁
                }
//                http://113.31.34.15:80/work/500/094/076/171/500.20120716165645.3gp

                return true;
            }// 重寫點擊動作,用webview載入

        });