add to cart button

hello !
i add this link near the product

<a class="hikashop_html_add_to_cart_link" href="http://localhost:8888/demo/index.php?option=com_hikashop&ctrl=product&task=updatecart&quantity=1&checkout=1&product_id=3">В корзину</a>

how to make that I did not redirect to checkout, just pop-up notifies?
thx

i find HikaShop Product TAG insertion and add product in th right place .
thx