54. A method of composing a web page, comprising: at a client of a publisher of the web page, receiving from a server a data stream including an authoring web page having an embedded authoring tool using a network, the authoring tool for composing the web page; and transmitting to the server web-page content corresponding to the composed web page, wherein the composed web page includes one or more advertisement regions that are placeholders designated for displaying one or more advertisements having one or more links to one or more content locations; and wherein the composed web page is configured for display at run-time at respective clients devices that download the composed web page from a web page server.
54. A method of composing a web page, comprising: at a client of a publisher of the web page, receiving from a server a data stream including an authoring web page having an embedded authoring tool using a network, the authoring tool for composing the web page; and transmitting to the server web-page content corresponding to the composed web page, wherein the composed web page includes one or more advertisement regions that are placeholders designated for displaying one or more advertisements having one or more links to one or more content locations; and wherein the composed web page is configured for display at run-time at respective clients devices that download the composed web page from a web page server. 57. The method of claim 54 , wherein the web-page content includes one or more instances of predefined structured fields in the composed web page and associated field content within the one or more instances of the predefined structured fields.