As the Web becomes more popular, the interest in effective navigation is increasing. Menu design is becoming a critical issue of human computer interface design as the focus of computer applications moves from the computer as a machine to the human as a user. The purpose of this study was to investigate the effect of three different Web menu…

The design of systems, including digital libraries, is often inspired by what technology makes possible. In user-centered design, design emphasizes users, their tasks and needs. The majority of current digital libraries are not designed for children. For digital libraries to be popular with children, they need to be fun and easy-to-use. This paper…

Describes the ViewFinder interface, designed at Indiana University as a client to a database server; it supports querying based on both visual and verbal clues. Presents results of usability analysis performed on ViewFinder with 18 users. High search success rates were achieved through both types of querying means; verbal clues were used more than…

Questionnaires, observation, and taped interviews of 36 graduate students were used to compare and evaluate the use of a continuous zooming graphical interface and a typical jump-based hypertext interface, with a focus on minimizing user disorientation when reading documents. Learning time, performance and user satisfaction were evaluated. (AEF)