Introducing hyperlink in alertdialogue box

package com.example.alertdialogue;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.text.Html;
import android.text.method.LinkMovementMethod;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;

import android.widget.CheckBox;
import android.widget.TextView;

public class MainActivity extends Activity {
    public static final String PREFS_NAME = "MyPrefsFile1";
    public CheckBox dontShowAgain;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        AlertDialog.Builder adb = new AlertDialog.Builder(this);

        LayoutInflater adbInflater = LayoutInflater.from(this);
        View eulaLayout = adbInflater.inflate(R.layout.checkbox, null);
        dontShowAgain = (CheckBox) eulaLayout.findViewById(R.id.skip);
        adb.setView(eulaLayout);
        adb.setTitle("Attention");

        adb.setMessage(R.string.link_text_manual);
        adb.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                String checkBoxResult = "NOT checked";
                if (dontShowAgain.isChecked())
                    checkBoxResult = "checked";
                SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0);
                SharedPreferences.Editor editor = settings.edit();
                editor.putString("skipMessage", checkBoxResult);
                // Commit the edits!
                editor.commit();
                return;
            }
        });

        SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0);
        String skipMessage = settings.getString("skipMessage", "NOT checked");
        if (skipMessage != "checked") {

            AlertDialog welcomeAlert = adb.create();
            welcomeAlert.show();

            ((TextView) welcomeAlert.findViewById(android.R.id.message))
                    .setMovementMethod(LinkMovementMethod.getInstance());
        }
    }
}


activity_main
--------------------
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:layout_centerVertical="true"
        android:text="@string/hello_world"
        tools:context=".MainActivity" />

</RelativeLayout>


checkbox
-------------------
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/layout_root"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="horizontal"
    android:padding="10dp" >

    <CheckBox
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/skip"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Do not show again" >
    </CheckBox>

</LinearLayout>


strings.xml
---------------------------------
<resources>

    <string name="app_name">alertdialogue</string>
    <string name="hello_world">Hello world!</string>
    <string name="menu_settings">Settings</string>
    <string name="title_activity_main">MainActivity</string>
      <string name="ok">ok</string>
 <string name="link_text_manual">Terms &amp; Conditions <a href="http://www.google.com">link</a>

</string>

</resources>