274535 a bookmarklet script

I am looking for a bookmarklet script that I will have my users user to gather informations from other sites in two ways. 1. user will enter the url of the site where the script will go and copy all images, product descriptions, all prices on the page and more.... 2. users will have a favorite where they can click on that will gather all images, product descriptions, all prices on the page and more.... I will provide more details and screenshots.....