Adds a button to Craigslist, Ebay, and Amazon to allow for easy cross-searching. Open a search for each website with one click.Adds a button to Craigslist, Ebay, and Amazon to allow for easy cross-searching. Open a search for each website with one click. Button appears by the search bar for each site or item title. Set which sites to search or not search and default craigslist site in the options page (or click the icon for a pop-up).