@Override
				public boolean confirmValue(String oldVal) 
				{
					if(oldVal.trim().length()==0)
						return true;
					oldVal=oldVal.trim();
					final int x=oldVal.indexOf('/');
					if(x<0)
						return false;
					if(!CMStrings.contains(choices().toArrayFirst(new String[0]),oldVal.substring(0,x)))
						return false;
					if(!CMath.isInteger(oldVal.substring(x+1)))
						return false;
					return true;
				}