The thesis work deals with the system of linking-up education of librarians, which is implemented through the region's education centres which work in the county libraries.In this centre there is National Library of The Czech Republic, which in the partnership of the professional institutions digestedly operates and coordinates the function of the provided services which are operate by regional centres.The target is to provide relevant information, which might be use while framing the education activities of librarian regional centres.The part of my work is the research aimed to analyze of the partial implications, which might effect the quality and the enforcement of its function.

(in English): This thesis is dedicated to the analysis and evaluation of applied information architecture of two selected digital libraries - Manuscriptorium and Kramerius of the National Digital Library. Information architecture is one of several interconnected web design disciplines. For designing purposes, information architecture can be defined as a complex of elements and principles. Analysis and evaluation of the existing information architecture depends on its integration into the web sites context. The thesis contains theoretical part with definition of information architecture, its elements and principles of design. It describes evaluation methods of information architecture as a combination of qualitative and quantitative elements of web sites. Information architecture of digital libraries often means architecture of the system. The thesis contains a definition of a digital library and explains focus on access application. Testing of web usability is the best way of testing the information architecture of digital libraries. It enables to test information architecture from user's point of view. The conclusion provide results of the usability tests.