/************************************************************************
 *
 * externalLinks - initialise external links
 *
 *
 ***********************************************************************/

function externalLinks()
{
	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";
		}
	}
}

addEvent(window, "load", externalLinks, true);