Abstract: A computer-readable medium including computer-executable code for enhancing an electronic document with one link and being served via a network responsively to a request received via the network and correspondent to an electronic document. The chat application may be for use with a mobile device and be less computing resource intensive. Certain embodiments of the present invention may not require a code or applets to be inserted to provide chat functionality. Advantageously, only a link may need to be inserted, for example. This may provide particularly well suited for use with websites where traditional chat code or applets may not be inserted.

Abstract: A computer-readable medium including computer-executable code for enhancing an electronic document with one link and being served via a network responsively to a request received via the network and correspondent to an electronic document. The chat application may be for use with a mobile device and be less computing resource intensive. Certain embodiments of the present invention may not require a code or applets to be inserted to provide chat functionality. Advantageously, only a link may need to be inserted, for example. This may provide particularly well suited for use with websites where traditional chat code or applets may not be inserted.

Abstract: A computer program product being tangibly embodied in a computer-readable medium and including computer-executable code for enhancing an electronic document including a plurality of advertisements, the computer program product computer-executable code including: code for receiving a request corresponding to an identifier associated with a given advertisement responsively to a user's interaction with the electronic document; and code for launching a clientless chat application that corresponds to the advertisement responsively to the receiving, regardless of whether the electronic document allows chat-application code to be embedded therein.