/* Thomas Kessler - www.kessler-design.com */
function fixTargets() {
	if (document.getElementsByTagName) {
		var aA = new Array();
		aA = document.getElementsByTagName('a');
		for (var i = 0; i < aA.length; i++) {
			if (aA[i] != null && aA[i].className && aA[i].className.indexOf('ext') >= 0) {
				aA[i].target = '_blank';
			}
		}
	}
}

function isDefined(obj) {
	return (typeof(obj) == 'undefined')? false : true;
}

if (isDefined(window.addEventListener)) {
	window.addEventListener("load", fixTargets, false);
	window.addEventListener("pageshow", fixTargets, false);
} else if (isDefined(window.attachEvent)) {
	window.attachEvent("onload", fixTargets);
}