Bro, you gotta stop double posting. Wait a while for an answer........ so here is my answer. First, have you tried to go into a local cricket store and see if they will flash it for you? Second, look here I personally don't have cricket, but have heard several people get their phone on their sys....
http://forum.ppcgeeks.com/search.php?searchid=8187839
If you don't want to do it yourself you can also go on craigslist and there are TONS of people willing to be paid to flash your phone for you.