function clickMatrix() {
	if("intval" in window) {
		clearInterval(window.intval);
		delete window.intval;
	} else {
		window.intval = setInterval(function(){
			document.getElementById("ledmatrise").src = "/leds?"+(new Date()).toString();
		},200);
	}
}


function initMatrix() {
	document.getElementById("ledmatrise").onclick = clickMatrix;
}