Hi Andy,
Am Sun, 16 Jun 2013 15:05:28 +0100 schrieb Andy Roberts:
> Thanks for your suggestion Claus but I'm not sure i follow what you mean?
select the cell to be formatted => Conditional Formatting => New Rule =>
Use Formula...... and put in the formula:
=A5=""
Replace A5 with the cell address of your cell with vlookup