1.获取天气代码
http://tianqi.2345.com/plugin/
2. 加入到页面中
<！DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html> <head> <title>My JSP 'MyJsp.jsp' starting page</title> </head> <body> <iframe allowtransparency="true" frameborder="0" width="385" height="96" scrolling="no" src="http://tianqi.2345.com/plugin/widget/index.htm?s=2&z=3&t=0&v=0&d=3&k=&f=1&q=1&e=1&a=1&c=54511&w=385&h=96"></iframe> </body></html>
http://blog.csdn.net/hello_haozi/article/details/7564223
http://www.accuweather.com/zh/cn/shanghai/106577/hourly-weather-forecast/106577