>That stinks. A lot of things would be a lot easier if one could do it on the table level.

Yes, I know. But, I use something like this. This is what I found as the simplest approach. Is this how you are using it:

<TR VALIGN=TOP onMouseOver="this.className='MouseOver'" onMouseOut="this.className='MouseOverOut'">

Then, you only have to define the style in the stylesheet.