case "names":
			document.styleSheets[sheet_names].disabled = obj.checked;
			if (!obj.checked && document.getElementById("electrons").checked) document.getElementById("electrons").checked = false;
			document.styleSheets[sheet_electron].disabled = document.getElementById("electrons").checked;
			if (tab !== "OrbitalTab") init_slider();
			break;
		case "electrons":
			document.styleSheets[sheet_names].disabled = true;
			if (obj.checked) document.getElementById("names").checked = document.styleSheets[sheet_electron].disabled = true;
			else document.styleSheets[sheet_electron].disabled = !document.getElementById("names").checked;
			if (tab !== "OrbitalTab") init_slider();
			break;