网站对应pop3服务器地址
'foxmail.com.cn':['pop.foxmail.com.cn',110],
'mail.bodachina.com':['mail.bodachina.com',110],
'21cn.com':['pop.21cn.com',110],
'sina.com':['pop3.sina.com.cn',110],
'163.net':['pop.163.net',110],
'tom.com':['pop.tom.com',110],
'163.com':['pop.163.com',110],
