function widoczny(divID, iState) { // 1 visible, 0 hidden
		if(document.layers) {	   //NN4+
			document.layers[divID].visibility = iState ? "show" : "hide";
		} else if(document.getElementById) { //gecko(NN6) + IE 5+
			var obj = document.getElementById(divID);
			obj.style.visibility = iState ? "visible" : "hidden";
		} else if(document.all) {	// IE 4
			document.all[divID].style.visibility = iState ? "visible" : "hidden";
		}
	}