But bad design can make the discovery of links real difficult. Table 2 shows that the usage of mouse-sensitive images in the commercial sector is much higher than the average and the usage in the educational sector is far below the average. Usage of mouse-sensitive images in web pages. Forms Forms make it possible to create documents that collect and process user data, and formulate personalized replies. It is is an ideal mechanism for electronic commerce and can be used as a plattform independent front end for databases.
Forms offer a rich set of graphical elements such as radio buttons or checkboxes.
Form elements were found five times as often on commercial sites than on academic sites, which probably don't have a high demand for the collection or processing of data. Table 3 shows the distribution among the sectors. Interpreters for these languages have been integrated in many browsers. Compared to the media frenzy about Java the number of web pages with applets is rather low. The obvious presumption that applets are more widely used in web pages from the academic sector does not hold.