AndroidManifest.xml

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.ourfirst"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="16" />

    <uses-feature android:name="android.hardware.camera" />

    <uses-permission android:name="android.permission.CAMERA" />
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <application
        android:icon="@drawable/ic_launcher"
        android:name=".ApplicationClass"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".WelcomeScreen"
            android:label="@string/title_activity_main" >
        </activity>
        <activity
            android:name=".MainActivity"
            android:label="@string/title_activity_main" >
             <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
         <activity
            android:name=".FacebookLogin"
            android:label="@string/title_activity_main" >
        </activity>
        <activity
            android:name=".TabsActivity"
            android:label="@string/title_activity_tabs" >
        </activity>
         <activity
            android:name=".TagActivity"
            android:label="@string/title_activity_tag" >
        </activity>
        <activity
            android:name=".InputTextActivity"
            android:label="@string/title_activity_input_text" >
        </activity>
        <activity
            android:name=".Activity2"
            android:label="@string/title_activity_test" >
        </activity>
    </application>

</manifest>