Always put in a cmp (compare instruction) before each of the jump instructions below.
There is one exeception to this and that is the jmp (unconditional jump) which does not need 
a compare before it.


Symbol	Instruction	opposite
======	===========	========	  
<	jb		jae
>	ja		jbe
=	je		jne

>=	jae		jb
<=	jbe		ja
<>	jne		je



jmp	unconditional jump