To conditionally format your cell(s):

In 2003:
1. Select the cells you want to format
2. Choose Format, Conditional Formatting
3. Choose Formula is from the first drop down
4. In the second box enter the formula:
=AND(MOD(NOW(),1)=$A1,MOD(NOW(),1)<$A2)
5. Click the Format button
6. Choose a color on the Patterns tab (or any available option)
7. Click OK twice.

In 2007:
1. Highlight all the cells on the rows you want formatted
2. Choose Home, Conditional Formatting, New Rule
3. Choose Use a formula to determine which cell to format
4. In the Format values where this formula is true enter the following
formula:
=AND(MOD(NOW(),1)=$A1,MOD(NOW(),1)<$A2)
5. Click the Format button and choose a format.
6. Click OK twice

If this helps, please click the Yes button.

Cheers,
Shane DevenshireHi,

The answer depends on how you entered the times - strictly as times or as
date/time. Let's assume times



"Mistress" wrote:

I am building a multi-day TV schedule. Half-hours are listed in column A. I
would like to background-fill (highlight) the row corresponding to the
current half hour.