Abstract: A system of electronic shopping with an electronic shopping cart includes a computer processor, a network interface configured to connect the processor to an electronic shopping site and to shop at the shopping site using the electronic shopping cart, an input device configured to receive search string input from a user, a display device configured to display search string preview results to the user as the user enters the search string input in the input device, and a non-transitory physical medium. The medium has instructions stored thereon that, when executed by the processor, causes the processor to receive from the input device a partial search string entered by the user, display on the display device relevant search string preview results from the shopping site based on the partial search string, and display on the display device contents of the shopping cart concurrently with the displayed search string preview results.

Abstract: A system of electronic searching and advertising includes a computer processor, a network interface configured to connect the processor to a search box of a network application, an input device configured to receive search string input from a user, a display device configured to display search string preview results of the network application to the user as the user enters the search string input in the input device, and a non-transitory physical medium. The medium has instructions stored thereon that, when executed by the processor, causes the processor to receive from the input device a partial search string entered by the user, display on the display device relevant search string preview results from the network application based on the partial search string, and display on the display device an advertisement as an extension of the search box concurrently with the displayed search string preview results.

Abstract: A system of electronic shopping with an electronic shopping cart includes a computer processor, a network interface configured to connect the processor to an electronic shopping site and to shop at the shopping site using the electronic shopping cart, an input device configured to receive search string input from a user, a display device configured to display search string preview results to the user as the user enters the search string input in the input device, and a non-transitory physical medium. The medium has instructions stored thereon that, when executed by the processor, causes the processor to receive from the input device a partial search string entered by the user, display on the display device relevant search string preview results from the shopping site based on the partial search string, and display on the display device contents of the shopping cart concurrently with the displayed search string preview results.