http://www.weather.com.cn/data/cityinfo/101010100.html//过期；
http://api.36wu.com/Weather/GetMoreWeather
http://wthrcdn.etouch.cn/weather_mini?city=北京
http://wthrcdn.etouch.cn/weather_mini?citykey=101010100
http://weather.51wnl.com/weatherinfo/GetMoreWeather?cityCode=101040100&weatherType=0
http://weather.51wnl.com/weatherinfo/GetMoreWeather?cityCode=101040100&weatherType=1