Hi i am new to android and i have the following problem(see image).

As seen above the image over laps the text view. Can any one help me correct it.
I am using the following code.
<EditText
            android:id="@+id/outlet_id"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_marginTop="170dp"            
            android:hint="@string/outlet_id_text"
            android:inputType="textAutoComplete" />
        <ImageView
            android:id="@+id/search_button"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_gravity="center"
            android:layout_marginTop="-48dp"
            android:adjustViewBounds="true"
            android:contentDescription="@string/cd_search_icon"
            android:src="@drawable/search_icon" />
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/background"
    android:orientation="vertical" >
    <LinearLayout       
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:layout_alignParentRight="true"
        android:background="@color/background"
        android:orientation="vertical" >
        <org.fluturasymphony.recommendation.ScrollingTextView
        android:text="Really Long Scrolling Text Goes Here.... ..... ............ .... ...."
        android:singleLine="true"
        android:ellipsize="marquee"
        android:marqueeRepeatLimit="marquee_forever"
        android:scrollHorizontally="true"
        android:id="@+id/TextView03"
        android:padding="25dip" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" />
        <EditText
            android:id="@+id/outlet_id"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_marginTop="170dp"            
            android:hint="@string/outlet_id_text"
            android:inputType="textAutoComplete" />
        <ImageView
            android:id="@+id/search_button"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_gravity="center"
            android:layout_marginTop="-48dp"
            android:adjustViewBounds="true"
            android:contentDescription="@string/cd_search_icon"
            android:src="@drawable/search_icon" />
        <Button
            android:id="@+id/view_stores_on_map"
            android:layout_width="221dp"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_marginTop="76dp"
            android:onClick="showStoreList"
            android:text="@string/view_stores_on_map" />
    <Button
        android:id="@+id/view_stores"
        android:layout_width="221dp"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:layout_marginTop="38dp"
        android:onClick="showStoreList"
        android:text="View List Of Stores" />
    </LinearLayout>
</RelativeLayout>