Register for newsletter automatically in magento with no confirmation email

Make some modification.
Modify  register.phtml

Path : app\design\frontend\base\default\template\persistent\customer\form\register.phtml
line no arount:69
search "Sign Up for Newsletter"


old code

 <li class="control">
                    <div class="input-box">
                        <input type="checkbox" name="is_subscribed" title="<?php echo $this->__('Sign Up for Newsletter') ?>" value="1" id="is_subscribed"<?php if($this->getFormData()->getIsSubscribed()): ?> checked="checked"<?php endif; ?> class="checkbox" />
                    </div>
                    <label for="is_subscribed"><?php echo $this->__('Sign Up for Newsletter') ?></label>
                </li>


replace code


 <li class="control" style="display: none;">
                    <div class="input-box">
                        <input type="checkbox" checked name="is_subscribed" title="<?php echo $this->__('Sign Up for Newsletter') ?>" value="1" id="is_subscribed"<?php if($this->getFormData()->getIsSubscribed()): ?> checked="checked"<?php endif; ?> class="checkbox" />
                    </div>
                    <label for="is_subscribed"><?php echo $this->__('Sign Up for Newsletter') ?></label>
                </li>


and go admin panel:

select left bar "newsletter" - Need to Confirm = NO


NOTE: clear your cache.