function expressListItemOver( aDiv, aRow, aCol, aClass )
{
	var row = ( aRow === undefined ? 0 : aRow );
	var col = ( aCol === undefined ? 1 : aCol );
	var styleClass = ( aClass || 'expListItemOver' );
	aDiv.className = styleClass;
	return false;
}

function expressListItemOut( aDiv, aRow, aCol, aClass )
{
	var row = ( aRow === undefined ? 0 : aRow );
	var col = ( aCol === undefined ? 1 : aCol );
	var styleClass = ( aClass || 'expListItem' );
	aDiv.className = styleClass;
	return false;
}