I want show an image top of screen and bottom of screen some buttons. I write this code but image not shows! How can i solve this problem? If i translate Image to out of RelativeLayout, image shows top of page but view shows like that i seperated bottom page of top page. Why?

another problem with buttons. btn4 button shows a trifle above of another buttons? why?

```
<?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"
          android:background="@drawable/background">

<RelativeLayout 
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:layout_weight="0"
    android:layout_gravity="bottom">
     <ImageView
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:src="@drawable/smallyelowbar"
        android:adjustViewBounds="true"
        android:scaleType="fitXY"
        android:layout_alignParentTop="true"/>
        <FrameLayout
            android:id="@+id/frameLayout"
            android:layout_width="fill_parent"
            android:layout_height="fill_parent"
            android:layout_weight="1"
            android:background="@drawable/background" />

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_alignParentBottom="true">
        <Button android:id="@+id/btn1"
            android:layout_width="0dip"
            android:layout_weight="1"
            android:layout_height="wrap_content"
            android:background="@drawable/more_selector"/>
        <Button 
            android:id="@+id/btn2"
            android:layout_width="0dip"
            android:layout_weight="1"
            android:layout_height="wrap_content"
            android:background="@drawable/contact_selector"/>
        <Button android:id="@+id/btn3"
            android:layout_width="0dip"
            android:layout_weight="1"
            android:layout_height="wrap_content"
            android:background="@drawable/product_selector"/>
        <Button android:id="@+id/btn4"
            android:layout_width="0dip"
            android:layout_weight="1"
            android:layout_height="wrap_content"
            android:background="@drawable/introduce_selector"/>
        </LinearLayout>
</RelativeLayout>
</LinearLayout>

```