Ключевые слова: browse, browsing, business, button, buttons, click, computer, computers, connected, connection, design, device, drag, electronic, graphic, hand, hardware, infrared, input, internet, ir, job, laptop, mice, monitor, office, optical, parallel, pc, pointer, press, roller, screen, scroll, scrolling, scrollwheel, silver, surf, surfing, tech, technology, web, wheel, wireless, work,