Abstract: Disclosed is a web advertisement system to display a web page which gathers only categories to which a sponsor has interest and displays them. Server 15 has a user registration means 22, an information category selection means 23 which executes selection of the classified information concerning categories, a category getting means 24 which gets the information category 24, a memory device 30 which memorizes the user information 33 and category 34, a cluster getting means 25 which gets user cluster 35, using user information 33, a display editing means 27 which makes automatically an advertisement display 37, and a display control means 28 which displays an advertisement display, together with the web page of user selection.

Abstract: A main server 5 registers information about lecturers and students, and it introduces the lecturers to the students automatically. Thus, the system assists the lecture of the lecturers to be established. The lecturer connects the lecturer's terminal device 3 to the student's terminal device 4 via the network 1, and the lecturer holds lectures using them. The main server 4 also has functions of automatic managements of the schedule of the lectures and of billing of the tuition after the lectures are held. According to this system, the lecturers and the students are introduced to each other automatically, and the lecturers' abilities are utilized for the students' convenience wherever the lecturers may live.

Abstract: A main server 5 registers information about lecturers and students, and it introduces the lecturers to the students automatically. Thus, the system assists the lecture of the lecturers to be established. The lecturer connects the lecturer's terminal device 3 to the student's terminal device 4 via the network 1, and the lecturer holds lectures using them. The main server 4 also has functions of automatic managements of the schedule of the lectures and of billing of the tuition after the lectures are held.

Abstract: A school searching method and apparatus obtain an ability characteristic indicating the ability level of a searching student at the present curriculum stage, set a target condition at a target stage of the searching student, and search one or more route schools located at one or more intermediate stages between the present curriculum stage and the target stage, the route school to be searched fitting with the ability characteristic, and forming the target achieving course suitable for the searching student to reach the target condition. The present method and apparatus search, with the target stage as the starting point, in a direction reverse to the curriculum progressive direction, a route school fitting with the ability characteristic and suitable to the condition of the next stage. The desire condition of the searching student is further obtained, and the route school suitable for the desire condition is searched.