<div id="demo">

<select id="github_user">

<option value="yui">YUI Library</option>

<option value="allenrabinovich">Allen Rabinovich</option>

<option value="davglass">Dav Glass</option>

<option value="derek">Derek Gathright</option>

<option value="ericf">Eric Ferraiuolo</option>

<option value="jenny">Jenny Donnelly</option>

<option value="lsmith">Luke Smith</option>

<option value="msweeney">Matt Sweeney</option>

<option value="reid">Reid Burke</option>

<option value="rgrove">Ryan Grove</option>

<option value="sdesai">Satyen Desai</option>

<option value="tripp">Tripp Bridges</option>

</select>

<input type="button" id="demo_btn" value="Get user info">

<div id="out">

</div>

</div>