In recent years, the efforts for standards of Web contents accessibility and improvements of Webaccessibility are expanded in the government, public institutions, university, enterprises. KoreanWeb Accessibility Guidelines, KWCAG 2.0, by comparison with 1.0, was able to provide moredefine alternative text in terms of image content, enhance guidance for accessing and use of thekeyboard and for a clear distinction of data tables. In this paper, we developed a CMS(Content Management System) for everyone to be able to access to information easily in the mobile/webenvironments that are changing rapidly. The CMS, which is developed in this paper, is designedand manufactured based on KWCAG, W3C XHTML-1.0-Strict DTD, W3C CSS2 web accessibilityand web standards. CMS builder is a WYSIWYG manner making it easy to use and manage, aswell as a variety of the web was to operate in a mobile environment.