function setTab(name, cursel, n) {

	for (i = 1; i <= n; i++) {

		var menu = document.getElementById(name + i);

		var con = document.getElementById("con_" + name + "_" + i);

		menu.className = i == cursel ? "hover" : "";
		con.style.display = i == cursel ? "block" : "none";

	}

}