// exlink.inc.php,v 1.0 2004/11/09 ari-
function external_link(){
   var host_Name = location.host;
   var host_Check;
   var link_Href;

   for(var i=0; i < document.links.length; ++i)
   {
       link_Href = document.links[i].host;
       if(!link_Href) continue;
       host_Check = link_Href.indexOf(host_Name,0);

       if(host_Check == -1){
			document.links[i].innerHTML = document.links[i].innerHTML + "<img src=\"image/external_link.gif\" height=\"11px\" width=\"11px\" alt=\"[外部リンク]\" class=\"external_link\">";
			document.links[i].onclick = function () {
			  window.open(this.href, "_blank");
			  return false;
			}
       }
   }
}

var __exlink_onload_save = window.onload;
window.onload = function () {
  if (__exlink_onload_save) __exlink_onload_save(); init();
}

window.onload = external_link;