SO - 25766310

by Arun P Johny

HTML

<form action='' method='post'>
    <div class="buttons-holder">
        <label class="my-btn">
            <input name="example" value="1" type="radio"/> YES
        </label>
    </div> 
    <div class="buttons-holder">
        <label class="my-btn">
            <input name="example" value="1" type="radio"/> YES
        </label>
        
        <label class="my-btn">
            <input name="example" value="0" checked="checked" type="radio"/> NO
        </label>
    </div> 
    <div class="buttons-holder">
        <label class="my-btn">
            <input name="example2" value="1" type="radio"/> YES
        </label>
        
        <label class="my-btn">
            <input name="example2" value="0" checked="checked" type="radio"/> NO
        </label>
        <label class="my-btn">
            <input name="example2" value="2" type="radio"/> Maybe
        </label>     
    </div>  
    
</form>

CSS

.wrap {
    background: #DDDDDD;
    margin-bottom:15px;
}

JavaScript

$('form .buttons-holder').filter(function(){
    return $(this).children('label:has(input[type="radio"])').length == 2
}).wrapInner('<div class="wrap"></div>');;