Android Web View- Full Screen & Progress Dialog on Loading

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.android.progress.demo"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="8"
        android:targetSdkVersion="16" />
    <uses-permission android:name="android.permission.INTERNET"/>

    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:name=".ProgressDemoActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >
<WebView 
    android:id="@+id/webview"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
    />
</LinearLayout>

ProgressDemoActivity.java

package com.android.progress.demo;

import android.app.Activity;
import android.app.ProgressDialog;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.Window;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Toast;

public class ProgressDemoActivity extends Activity {
	WebView web;
	ProgressDialog dialog;

	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		
		//Hide Title Bar	- This Should be done before SetContentView
		
		this.requestWindowFeature(Window.FEATURE_NO_TITLE);
		
		setContentView(R.layout.main);
		// Inflation
		
		web = (WebView) findViewById(R.id.webview);
		web.setWebViewClient(new WebViewClient() {

			// This method will be triggered when the Page Started Loading

			public void onPageStarted(WebView view, String url, Bitmap favicon) {
				dialog = ProgressDialog.show(ProgressDemoActivity.this, null,
						"Please Wait...Page is Loading...");
				dialog.setCancelable(true);
				super.onPageStarted(view, url, favicon);
			}

			// This method will be triggered when the Page loading is completed

			public void onPageFinished(WebView view, String url) {
				dialog.dismiss();
				super.onPageFinished(view, url);
			}

			// This method will be triggered when error page appear

			public void onReceivedError(WebView view, int errorCode,
					String description, String failingUrl) {
				dialog.dismiss();
				// You can redirect to your own page instead getting the default
				// error page
				Toast.makeText(ProgressDemoActivity.this,
						"The Requested Page Does Not Exist", Toast.LENGTH_LONG).show();
				web.loadUrl("http://arunimmanuel.blogspot.in");
				super.onReceivedError(view, errorCode, description, failingUrl);
			}
		});
		web.loadUrl("http://arunimmanuel.blogspot.in");
		web.getSettings().setLoadWithOverviewMode(true);
		web.getSettings().setUseWideViewPort(true);
	}
}

strings.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <string name="hello">Web Page URL</string>
    <string name="app_name">ProgressDemo</string>

</resources>

Thanks..

this never dismiss