Web usability is very important in modern website design. The idea requires making web sites user friendly with an end-user, minus the requirement that any specialized training be undertaken. The user should be able to intuitively relate the actions she or he must perform online page on the expected connection between such actions. In general, usability aims to give the data to the user inside a clear and concise way, supply the correct choices towards the users, in a very obvious way, remove any ambiguity about the consequences of an action, and hang what is important inside right place on an online page or a web application. In the early 1900s and 1940s, the United States, Sweden, Switzerland, Norway, the United Kingdom, France and other countries started shooting earlier, which was the main winner of the world shooting competition. From the 1st to the 14th Olympic Games, the United States won 32 gold MEDALS, followed by Sweden, Norway, Britain, France and Switzerland. The American marksman is good at rifle shooting, and has won the Olympic title and world championship of the big and small-bore rifles. Sweden had achieved excellent results in the slow-motion pistol and moving target. The Swiss marksman has won the world title of the men's 18 times, 25 large calibre self-selecting rifles, three postures shooting, and the slow shooting of 16 men and 16 times. But since the 50 s, the Soviet union, Romania, the German democratic republic, Bulgaria, Poland and other eastern European countries shooting level had the very big enhancement, won many champions in the international competition, and create a new world record. After the first Olympic Games in 1952, the Soviet union jumped to the United States. From 15th to 21st, the total number of gold MEDALS won by the Soviet union has surpassed that of the United States. The democratic republic of Germany attaches importance to scientific research in training, strengthens mental training, and improves its performance so quickly that it won the first prize in the 21st Olympic Games. The countries with high levels of shooting in Asia are China, the democratic People's Republic of Korea and Japan. The rate of turn. This has formed a small number of retailers, low inventory and emphasis on the business characteristics of the site promotion service. In the current society, the employment situation is very serious, the Labour market is facing more than 1400 employees laid off from state-owned enterprises, 150 million rural surplus labor and the huge pressure of nearly 10 million urban residents newly entering the workforce each year.