I want create textarea with javascript when I click on the "yes" radio button in a appropriate div place with id?
<div class="controls">
<input type="radio" name="name" id="optionsRadios" value="no" checked><b>NO</b>
<input type="radio" name="name" id="optionsRadios" value="yes" ><b>YES</b>
</div>
<div id="positiontext"></div>
help me