http://anhida.es/getsimple/index.php?id=test
Código HTML:
<form oninput="r.value = parseInt(v1.value)+parseInt(v2.value)"> <div class="btn-group" data-toggle="buttons"> <label class="btn btn-default"> <input type="radio" name="v1" value="0"> Nada </label> <label class="btn btn-default"> <input type="radio" name="v1" value="1"> Poco </label> <label class="btn btn-default"> <input type="radio" name="v1" value="2"> Bastante </label> <label class="btn btn-default"> <input type="radio" name="v1" value="3"> Mucho </label> <span class="input-group-addon" style="background:white; padding:9px; text-align:left;">Es impulsivo, irritable.</span> </div> <div class="btn-group" data-toggle="buttons"> <label class="btn btn-default"> <input type="radio" name="v2" value="0"> Nada </label> <label class="btn btn-default"> <input type="radio" name="v2" value="1"> Poco </label> <label class="btn btn-default"> <input type="radio" name="v2" value="2"> Bastante </label> <label class="btn btn-default"> <input type="radio" name="v2" value="3"> Mucho </label> <span class="input-group-addon" style="background:white; padding:9px; text-align:left;">Es impulsivo, irritable.</span> </div> <output name="r">0</output> </form>