//Valid HTML 4.01 strict Replacements for target="_blank" and target="_top"
// use rel="external" for a link to open in a new window
// use rel="friend" for a link to break out of the current frame
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")) {
			if (anchor.getAttribute("rel") == "external") {
				anchor.target = "_blank";
			}
			else if (anchor.getAttribute("rel") == "friend") {
				anchor.target = "_top";
			}
		}
	}  
}