i have my macbook for well over a year and this mornng! i try to boot my macbook when all of a sudden the kernel panic thing pop up.. i didnt even get to the log-in screen yet, after i hit the power button, the grey screen pop up then the light dimm and kernel message pop up!!. it keeps doing that everytime i try to boot my macbook! can anyone tell me what i should do before i call apple ???