// changes the target attribute on links with rel="external" set
// this is necessary since xhtml strict doesn't allow the target attribute
function activateExternalLinks()
{
	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 = function()
{
	activateExternalLinks();
}