WebView wv = (WebView)findViewById(R.id.webView1);
	wv.loadUrl("http://www.baidu.com");
	wv.setWebViewClient(new WebViewClient(){
		public boolean shouldOverrideUrlLoading(WebView view ,String url){
			view.loadUrl(url);
			return true;
		}
	});

WebView显示在控制范围内