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