geolocation
http://www.cnblogs.com/lecaf/archive/2011/08/01/2123593.html
http://www.jsmix.com/blog/html5/try-out-geolocation.html
出处:http://cnblogs.com/daishuguang
http://www.cnblogs.com/lecaf/archive/2011/08/01/2123593.html
http://www.jsmix.com/blog/html5/try-out-geolocation.html