computerized on-line ordering featuring books, music, motion pictures, multimedia presentations, computer software, magazines, periodicals, journals, and publications; providing an on-line searchable database featuring books, music, videotapes, audiocassettes, compact discs and CD-Roms, printed matters, phonographs, recorded music, toys, household electronic appliances, applied electronic machines and apparatus, photography instruments, musical instruments and fittings thereof, photographs, stationery, jewelry, horological instruments and parts thereof, motor vehicles and parts and accessories thereof, manual and power tools, measuring instruments, physical and chemical instruments, chemicals, soaps, perfumery, cosmetics, paints, adhesive for industrial purposes, preservatives, leather, imitation leather, bags and their substitutes, umbrellas, walking sticks, saddlery, materials for building and construction, furniture, fabric, indoor ornaments of textile, smokers articles, plants, pharmaceuticals, lights, irons and steels, pots, tableware, heaters, cosmetic utensils, yarns and thread for textile use, kitchen and household utensils, games and playthings, electronic publications and greeting cards all being offered for sale and buyer/seller contact information; providing a searchable on-line advertising guide featuring books, music, motion pictures, multimedia presentations, computer software, magazines, periodicals, journals, and publications; Online retail store services via computer featuring books, music, videotapes, audiocassettes, compact discs, CD-Roms, printed matters, phonographs, recorded music, toys, household electronic appliances, applied electronic machines and apparatus, photography instruments, musical instruments and fittings thereof