A method, system and apparatus for selecting, displaying, managing, tracking and transferring access to content of Internet web pages and other sources along with custom text messages has programming permitting a user to create custom selections of selected image, animation, movie and text content items, and other types of content items from web pages or other sources from the same or different network sources containing multiple content items, along with user-supplied text messages, in an independent, resizable, rescalable browser window; permitting the user to transfer access to the custom selection of content items to a recipient; permitting the user or recipient to navigate quickly to a source of a content item in the custom selection; and permitting the user to define search keywords for performing searches related to content items in a custom selection; and other features. A method of tracking viewing and sharing activities of content items and custom selections of content items by users and recipients is also disclosed. A method of assisted content selection provides temporary borders around content items on mouseover.