腾讯的接口是 ，返回数组 http://fw.qq.com/ipaddress
返回值 var IPData = new Array("61.135.152.194","","北京市","");
新浪的接口 ： http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js 多地域测试方法：http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js&ip=218.192.3.42
返回值 var remote_ip_info = {"ret":1,"start":"218.192.0.0","end":"218.192.7.255","country":"\u4e2d\u56fd","province":"\u5e7f\u4e1c","city":"\u5e7f\u5dde","district":"","isp":"\u6559\u80b2\u7f51","type":"\u5b66\u6821","desc":"\u5e7f\u5dde\u5927\u5b66\u7eba\u7ec7\u670d\u88c5\u5b66\u9662"};
通过jquery 获取相应的数据
$.getScript('数据接口',function(){
//腾讯：IPData[0]
//新浪：remote_ip_info.country
...
})
