Android background leaves some white space at bottom

Android background leaves some white space at bottom

i have a layout in my android project it takes input from edittext and
sends the mail from this information but in layout the background does not
show up on whole screen it leaves some space at the bottom so it do not
look good
this is my layout:
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/ScrollView01"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:scrollbarStyle="insideOverlay"
>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="530dp"
android:background="@drawable/f4kf6msk"
android:fillViewport="true"
>
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:text="@string/to"
android:textStyle="bold"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#6495ed" />
<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_below="@+id/to"
android:text="@string/app"
android:textStyle="bold"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#6495ed" />
<EditText
android:id="@+id/from"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentRight="true"
android:textColor="#6495ed"
android:textStyle="bold"
android:layout_below="@+id/textView2"
android:ems="10"
android:hint="@string/from"
android:inputType="textEmailAddress" >
<requestFocus />
</EditText>
<EditText
android:id="@+id/to"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentRight="true"
android:layout_below="@+id/textView1"
android:ems="10"
android:textColor="#6495ed"
android:textStyle="bold"
android:hint="@string/too"
android:inputType="textEmailAddress"
/>
<Button
android:id="@+id/button1d"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:layout_alignParentRight="true"
android:layout_below="@+id/message"
android:background="@android:color/transparent"
android:gravity="center"
android:text="@string/send"
android:textColor="#6495ed" />
<View
android:id="@+id/View0dfd1"
android:layout_width="fill_parent"
android:layout_height="3dip"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:background="#808080"
android:paddingBottom="3dp" />
<EditText
android:id="@+id/subject"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBottom="@+id/textView3"
android:layout_alignParentLeft="true"
android:layout_alignParentRight="true"
android:layout_marginBottom="23dp"
android:textColor="#6495ed"
android:hint="@string/sub1"
android:textStyle="bold"
android:ems="10" />
<TextView
android:id="@+id/textView5"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_below="@+id/from"
android:text="@string/sub"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#6495ed"
android:textStyle="bold" />
<TextView
android:id="@+id/textView3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_below="@+id/textView5"
android:layout_marginTop="39dp"
android:text="@string/Message"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#6495ed"
android:textStyle="bold" />
<EditText
android:id="@+id/message"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentRight="true"
android:layout_below="@+id/subject"
android:ems="10"
android:gravity="top"
android:hint="@string/mess"
android:inputType="textMultiLine"
android:lines="11"
android:textColor="#6495ed"
android:textStyle="bold" />
<View
android:id="@+id/View0sd1"
android:layout_width="fill_parent"
android:layout_height="3dip"
android:layout_alignParentLeft="true"
android:layout_alignTop="@+id/button1d"
android:layout_marginTop="14dp"
android:background="#808080"
android:paddingBottom="3dp" />
</RelativeLayout>
</ScrollView>