English:通过时效性来对网站进行优化

How to "timeliness" of the content on the Web site to optimize? We know that search engines are like the original, then how come the original.
There is a very important way of time.
Today is conceivable, "April Fool's Day," the term of the number of search is that many of you on the station targeted to do this kind of topic or content, such as
In the first fruit of your time on this April Fool's Day published an article that your station will be an unexpected traffic.
I want to do will not be less traffic.

Sum up:

When the website updated, the system can be considered to be the latest update of time; if there is no update on the page, for static pages, mainly in the address bar, type the following contents of the "javascript: alert (document. lastModified)", IE will Shows that you open the pages were last updated date and time. But for non-dynamic web pages will not be able to know the date of the update. Nevertheless, the user will be updated as often the information released (release) the date, it is not True. An excellent academic websites of academic information, should be guided by the following
:
(1) show that the latest update of time (last revised data).
(2) publish information on the server time (posted data), or information in the traditional media publishing.
(3) The article cited a chart, data or other resources, could mark the source and set the time or data Hyperlink link to the original source of the page.
(4) in the Web site's home page indicate the date of copyright, such as: Copyright (c) 2001 - 2008 SINA Inc. AII Rights Reserved.
(5) all (if the date of the English) have written to the international standard format: dd-mm-yy.
(6) establish an information system to update and improve the site since the time quoted rate.
When an academic web site at or above the basic requirements to achieve and update a short time, since the time cited higher, we think this site is a frequently updated than the size of the site.