var imf="no";
function messId(fb) {
	if (fb == "b") {
		if (imf == "yes") {
			document.getElementById('myId').className="mess";
		}
	}
	else if (fb == "f") {
		document.getElementById('myId').className="messF";
		if (document.body.attachEvent) {
			document.body.attachEvent("onclick", new Function("messId('b');"));
		}
		else {
			document.body.addEventListener("click", new Function("messId('b');"), true);
		}
	}
}