yes...
there is a thread located here just like this one, only it is for the vx9900...
read that thread and follow the instructions...if you run into any trouble, then you should post any and all questions in that thread and they will be answered...
i will leave it to you to search the cricket forums for what you need and then after you find it i, or berry, or stevekice, or amoamare, or any of thousanRAB of others will help you from there...
enjoy and remeraber, search and read before all else...