Magento Quick View extension by MageHit
Quick View extension by MageHit has many awesome features, such as: Product details preview on the category page. Allow to add products to cart/wishlist right from the pop-up. Allow to submit reviews from the pop-up. Mobile friendly design. Support displaying the quick view pop-up on many devices. Very easy to install and use. Allow you to Enable/Disable Quick View Extension through backend. Does not override any Core classes or template file.