/*-------------------------------------------------------------------
 *	FILENAME	external.js
 *	
 *	PROJECT		Knight Area website
 *	DATE		Friday, November 30, 2007
 *	VERSION		1.0
 *	
 *	Defines support for external links. 
 *
 *	(C) 2007 Mark Smit
 *-------------------------------------------------------------------*/

function externalLinks() { 

	var rel;
	var anchors;
	var anchor;
	var i;

	if (!document.getElementsByTagName) 
		return; 

	anchors = document.getElementsByTagName("a"); 
	for (i=0; i<anchors.length; i++) { 
		anchor = anchors[i]; 
		rel = anchor.getAttribute("rel");

		if (anchor.getAttribute("href") && 
			rel != null &&  rel.search("external") != -1) 
			anchor.target = "_blank"; 
	} 
}