Frame 1 has link icons reflecting the destination type instead of a plain icon. Frame 1 also has the arrival icon marking the location of where the previous link has led us to. Frames 3 and 4 only contain semantic information. Since Frame 2 only contains structural information, it will be removed. Environment 4 - This version contains both semantic and structural information.
Web users browse for four different reasons.
We will be testing for how semantic and structural information improves understanding and reduces disorientation in the latter three cases. Thus we will run twelve experimental conditions in all. We cannot effectively test whether structural or semantic information helps them in our system. Users must work within our system for six hours over a two week period. Users must work within our system for six hours over a two week period.