<?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">

    <ProgressBar
       android:layout_height="wrap_content"
       android:layout_width="wrap_content"
       android:layout_gravity="center"
       android:id="@+id/progressBar1"
    />

    <WebView
        android:id="@+id/webview"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
    />
    </LinearLayout>