how to add three default images to wordpress?
<p>how to add three default images to wordpress <strong>custom background</strong>?</p>

<p><img src="http://i.stack.imgur.com/fNCQ4.jpg" alt="enter image description here"></p>

<p>now, i want to add  three default images which can be selected one by the user.and it locates on the <strong>upload Image</strong> part.like this:</p>

<p>the default background image:</p>

<p><img src="http://i.stack.imgur.com/CMlwd.jpg" alt="enter image description here"></p>

<p>how do i do  thank you.</p>
