/*
智者森用汎用スクリプト
(c)2006 KAY
*/
addEvent(window, "load", function() {
	var a = document.getElementsByTagName("a");

	//アンカーの動作をオーバーライド
	var to_blank = function(event) {
		event.preventDefault? event.preventDefault(): (event.returnValue = false);
		window.open(this);
	};

	var n = a.length;
	for(var i = 0; i < n; i++) {
		var rel = a[i].getAttribute("rel");
		if(typeof(rel) == "string" && rel.indexOf("external") != -1) {
			a[i].onclick = to_blank;
		}
	}
});