// JavaScript Document 
// Source: www.askthecssguy.com/examplles/faviconcues/excludelocal.html
function faviconize() { 
  if (!document.getElementsByTagName) return false;
  if (!document.createElement) return false;
  var links = document.getElementsByTagName("a");
  	for (var j=0; j<links.length; j++) {
  		var hoststring = /^http:/;
  		var localdomain = "http://www.askthecssguy.com";
  		var hrefvalue = links[j].getAttribute("href",2);
		if ((hrefvalue.search(hoststring) != -1) && (hrefvalue.indexOf(localdomain) == -1)) {
			var domain = hrefvalue.match(/(\w+):\/\/([^/:]+)(:\d*)?([^# ]*)/);
			domain = RegExp.$2;
			var cue = document.createElement("img");
			cue.className = "faviconimg";
			var cuesrc = "http://"+domain+"/favicon.ico";
			cue.setAttribute("src",cuesrc);
			cue.onerror = function () {
				this.src = "external.gif";
				}
			insertAfter(cue,links[j]);
		}
	}
}
addLoadEvent(faviconize);