var timer;

function randommaker() {
	var rand = Math.floor(Math.random()*5);
	return rand;
}

function doLights() {
	var timer=setTimeout("doLights()", 250);
	var test = randommaker();
	if (test > 3 || document.getElementById('logo')) {
		if (document.getElementById('logo')) {
			document.getElementById('logo').id = 'logo_off';
		} else {
			document.getElementById('logo_off').id = 'logo';
		}
	}
}

window.onload = doLights();