captcha
<botDetect:captcha id="exampleCaptcha" userInputID="captchaCode"/>
<div class="validationDiv">
<input id="captchaCode" type="text" name="captchaCode"
value="${basicExample.captchaCode}"/>
<input type="submit" name="submit" value="Submit" />
<span class="correct">${basicExample.captchaCorrect}</span>
<span class="incorrect">${basicExample.captchaIncorrect}</span>
</div>