[String],state:Option[String],country:Option[String],postalcode:Option[String],phone:Option[String],fax
@seankelly.tv</emailaddrs><telephones><teltype='work'pref='1'>+12145551212</tel><teltype='<em>fax</em>
下面的例子中就用把fax变量声明成了ref-fax而不是#fax。