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.target = "_blank";
		}else if(anchor.getAttribute("href") && anchor.getAttribute("rel") == "level"){
			winPop(anchor);
		}
	}
}
function winPop(element){
	var link = element.getAttribute('href');
	element.onclick = function(){
		var wo = window.open(link,"levelWin","width=620,height=500");
		return false;
	}
}
function setJS(){
	externalLinks();
}

window.onload = setJS;