webView链接字串以及多点触摸问题

package firsrdroid.tutorial.mywebview;
import android.app.Activity;
import android.os.Bundle;
import android.webkit.WebView;
import android.webkit.WebViewClient;public class UsingMyWebview extends Activity {
 
 WebView mWebView;
 
 /** Called when the activity is first created. */
 @Override
 public void onCreate(Bundle savedInstanceState) 
 {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.main );
  
     WebViewClient yourWebClient = new WebViewClient()
     {
         // Override page so it's load on my view only
         @Override
         public boolean shouldOverrideUrlLoading(WebView  view, String  url)
         {
          // This line we let me load only pages inside Firstdroid Webpage
          if ( url.contains("firstdroid") == true )
           // Load new URL Don't override URL Link
           return false;
          
          // Return true to override url loading (In this case do nothing).
          return true;
         }
     };
  
  
     // Get Web view
     mWebView = (WebView) findViewById( R.id.MyWebview ); //This is the id you gave 
     mWebView.getSettings().setJavaScriptEnabled(true);   
     mWebView.getSettings().setSupportZoom(true);   //Zoom Control on web (You don't need this 
                   //if ROM supports Multi-Touch  
     mWebView.getSettings().setBuiltInZoomControls(true); //Enable Multitouch if supported by ROM
     mWebView.setWebViewClient(yourWebClient);
     
     // Load URL
     mWebView.loadUrl("http://www.firstdroid.com/advertisement.htm");
     
 }//End of Method onCreate
}