Syntax document.links[num].hostname The hostname property contains just the hostname that is specified in the URL.This property is a read/write string. type="radio" checked onClick="updateLinks('US')">US type="radio" onClick="updateLinks('EUROPE')">Europe coords="1,1,48,48" href="http://www.rntsoft.com" target="_top"> coords="51,1,99,49" href="http://www.rntsoft.com" target="_top">