<multiple name="user_images">
<li>
<img src="/image/@user_images.item_id@/thumbnail" onclick="document.getElementById('upload_form:elements:choose_file:@user_images.item_id@').click()"  height="100"/>
<br><input type="radio" name="choose_file" value="@user_images.item_id@" id="upload_form:elements:choose_file:@user_images.item_id@"  > 
</li>	
</multiple>						