JE/JZ - Jump Equal / Jump Zero

	Usage:	JE	label
		JZ	label
	Modifies flags: None


	Causes execution to branch to "label" if the Zero Flag is set.	Uses
	unsigned comparision.

				 Clocks			Size
	Operands	 808x  286   386   486		Bytes

	label:	jump	  16   7+m   7+m    3		 2-4
		no jump	  4	3     3	    1


	- see Instruction Timing