1. A computer implemented method for responding to hypertext requests, the computer implemented method comprising: a server receiving a hypertext request from a client; responsive to receiving the hypertext request from the client, looking up a hypertext document, wherein looking up comprises obtaining a first HyperText Markup Language (HTML) element and a second HTML element and combining the first HTML element and second HTML element into a hypertext document; parsing the hypertext document for timeliness tags, wherein a first at least one expire-date tag is a first timeliness tag associated with the first HTML element, the first at least one expire-date tag is expired, and a second at least one expire-date tag is a second timeliness tag associated with the second HTML element, the second at least one expire-date tag is not expired; determining if at least one of the first and second at least one expire-date tags is expired; and responsive to a determination that at least one of the first and second at least one expire-date tags is expired, looking up a timeliness tag rule corresponding to an at least one expired tag, wherein looking up further comprises determining that the first at least one expire-date tag is among the at least one expired tag, and in response, transmitting the second HTML element to the client and excluding transmitting the first HTML element.