<htmI> <head> <script> var password=111111. Var answer= prompt("请输入你的密码""") alert( (answer== password)?"欢迎访问 密码不正确,好好想想哟,") </script> /head> </htmI><html> <head> <script> var password= "111111"; var answer= prompt("请输入你的密码",""); alert((answer == password) ? "欢迎访问" : " 密码不正确,好好想想哟,"); </script> </head> </html>