RandomRange PROC

   Generates an unsigned pseudo-random 32-bit integer in the range of 0 through (n-1).

Call args:  EAX = n, the range

Return arg: EAX = random (0 to n-1)

Example: Get a random number from 1 to 100

.data
ranNum DWORD ?

.code
       mov  eax,100     ;get random 0 to 99
       call RandomRange ;
       inc  eax         ;make range 1 to 100
       mov  ranNum,eax  ;save random number