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.getAttribute("rel") == "nofollow" ))
			{
			anchor.target = "_blank";
			if (anchor.getAttribute("rel") == "external")
				{
				anchor.className = "ext";
				}
			}
		}
	}
window.onload = externalLinks;