/* convert rel="external" to target="_blank" */
function convert_rel_external() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
window.onload = convert_rel_external;

/* the following functions is used by exp:sanook */
function sanook_sendtofriend(url) {
	if(!url) url = window.location.href;
	window.open('http://app.sanook.com/mail?' + url, 'mail2friend', 'width=557,height=360,status=no,toolbar=no,menubar=no,scrollbars=no,resizable=no');
}