function showKatSubMenu(nr) {
	document.getElementById("katMenuCursor"+nr).style.zIndex = 98;
	document.getElementById("katMenuCursor"+nr).style.visibility = "visible";
	document.getElementById("katSubMenu"+nr).style.top = (nr-1)*22+17+"px";
	document.getElementById("katSubMenu"+nr).style.zIndex = 99;
	document.getElementById("katSubMenu"+nr).style.visibility = "visible";
	}
function hideKatSubMenu(nr) {
	document.getElementById("katMenuCursor"+nr).style.visibility = "hidden";
	document.getElementById("katSubMenu"+nr).style.visibility = "hidden";
	}