I can probably get my brain to generate one faster than visiting a web page :) .... but here's something similar in python:
import string
import random
def random_pronoucable(minpairs=8,maxpairs=10):
consonants='bcdfghjklmnpqrstvwxyz'
vowels='aeiou'
password=''
for x in range(1,random.randint(int(minpairs),int(maxpairs))):
password += consonants[random.randint(1,len(consonants)-1)] + vowels[random.randint(1,len(vowels)-1)]
return password