private String mobList(List<MOB> mobList, MOB oldMob, String oldValue)
	{
		final StringBuffer list=new StringBuffer("");
		if(oldMob==null) oldMob=RoomData.getMOBFromCatalog(oldValue);
		for (final MOB M2 : mobList)
		{
			list.append("<OPTION VALUE=\""+RoomData.getMOBCode(mobList, M2)+"\" ");
			if((oldMob!=null)&&(oldMob.sameAs(M2)))
				list.append("SELECTED");
			list.append(">");
			list.append(M2.Name()+RoomData.getObjIDSuffix(M2));
		}
		list.append("<OPTION VALUE=\"\">------ CATALOGED -------");
		final String[] names=CMLib.catalog().getCatalogMobNames();
		for (final String name : names)
		{
			list.append("<OPTION VALUE=\"CATALOG-"+name+"\"");
			if((oldMob!=null)
			&&(CMLib.flags().isCataloged(oldMob))
			&&(oldMob.Name().equalsIgnoreCase(name)))
				list.append(" SELECTED");
			list.append(">"+name);
		}
		return list.toString();
	}