yosimite desktop

Hello, I want to make a hackintosh build on my hp elite 8200 SFF with I5 2500. But I make an image from unibeast I think? but it stuks at the apple logo screen. and I can't find not so much about the 8200 SFF only 8000. so can anyone help me how to make a mackintosh build? thanks!

Hello, I have prepared all the necessary things but still i am not able to select the os in unifeast. Should i keep os downloaded in pendrive or pendrive should be clean ?? waiting for your answer. Thank you,