function updateExternalAnchors() {
	if (document.getElementsByTagName) {
		var i, a;
		a = document.getElementsByTagName('a');
		for (i in a) {
			if (a[i].getAttribute != undefined &&
			    a[i].getAttribute('href') && 
			    a[i].getAttribute('rel') == 'external') 
				a[i].target = '_blank';
		}
	}
}

window.onload = updateExternalAnchors;

function urlRequest(url) {
	var requestScript;
	requestScript = document.createElement('script');
	requestScript.language = 'javascript';
	requestScript.type = 'text/javascript';
	requestScript.src = url;
	document.body.appendChild(requestScript);
}

function vote() {
    if ( document.getElementById('clicker').checked ) {
        urlRequest("/poll/vote/1");
    } else if ( document.getElementById('keyer').checked ) {
        urlRequest("/poll/vote/2");
    } else {
        return;
    }
    document.getElementById("btn").disabled = true;
    alert("Your vote has been recorded. Thanks for voting!");
}