show listview on button click
===

I have a button ,listview and another button.Initially listview have property gone so that button2 show below of button 1,when i click on button1 ,button 2 should set on bottom of that screen and list should be visible in between both buttons.....



    <?xml version="1.0" encoding="utf-8"?>
    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    	android:orientation="vertical" android:layout_width="fill_parent"
    	android:layout_height="fill_parent">
    	<RelativeLayout android:layout_width="fill_parent"
    		android:id="@+id/relativeLayout1" android:layout_height="wrap_content">
    		<Button android:layout_width="fill_parent" android:id="@+id/Button01"
    			android:background="#ffffff" android:text="Button"
    			android:layout_height="40dp"></Button>
    		<ListView android:layout_height="fill_parent"
    			android:layout_width="fill_parent" android:id="@+id/llList"></ListView>
    		<Button android:layout_height="40dp" android:text="Button"
    			android:id="@+id/button" android:background="#ffffff"
    			android:layout_width="fill_parent"></Button>
    	</RelativeLayout>
    </LinearLayout>




