int $start - Row index of row in which alternating begins
mixed $attributes1 - Associative array or string of table row attributes
mixed $attributes2 - Associative array or string of table row attributes
boolean $inTR - FALSE, if attributes are to be applied in td tags; TRUE, if attributes are to be applied in tr tag.
int $body - The number of the tbody group that should be used. NULL indicates that all groups should be used.