function init() {
	createExternalLinks();
}

function createExternalLinks() {
    if(document.getElementsByTagName) {
        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')=='license' || anchor.getAttribute('rel')=='nofollow' || anchor.getAttribute('rel')=='vote-for' || anchor.getAttribute('rel')=='trackback')) {
					if(anchor.getAttribute("href")) {
						var relValue = anchor.getAttribute('rel');
						if (relValue) {
							if (relValue.indexOf('external') >= 0) {
								anchor.target = '_blank';
								var title = anchor.title + ' (Este link abre uma nova janela)';
								anchor.title = title;
							
							}
						}
					}
        }
    }
}

//========================================================
// Event Listener by Scott Andrew - http://scottandrew.com
// edited by Mark Wubben, <useCapture> is now set to false
//http://simon.incutio.com/archive/2004/05/26/addLoadEvent
//========================================================
function addEvent(obj, evType, fn){
    if(obj.addEventListener){
        obj.addEventListener(evType, fn, false);

        return true;

    } else if (obj.attachEvent){
        var r = obj.attachEvent('on'+evType, fn);

        return r;

    } else {
        return false;

    }
}

addEvent(window, "load", init);