Simple but Crucial User Interfaces in the World Wide Web: Introducing 20 Guidelines for Usable Web Form Design (Page-1) Navigation Strategies in Case of Different Kind of User Interfaces (Page-11) A User Survey on the Interface Causing Discomfort for Warning (Page-21) Automatic Generation of User Interface Models and Prototypes from Domain and Use Case Models (Page-35) Considering the Importance of User Profiles in Interface Design (Page-61) GUIs without Pain – the Declarative Way (Page-119) Automatic Hand-Pose Trajectory Tracking System Using Video Sequences (Page-133) An Empirical Approach for the Evaluation of Voice User Interfaces (Page-153) Multimodal Interfaces to Mobile Terminals – A Design-For-All Approach (Page-207) Fitts’ Law Index of Difficulty Evaluated and Extended for Screen Size Variations