Very Very Very important query. Plz help meeeeeeeeeeeeeeee

Hi, I had registered for PE II and had exhausted my 5 attempts in 2007 may. Can any1 tel me if i have to reregister shal i directly enrol for PCC as per the transition scheme or i have to clear CPT also. Also clarify if PCC is different from IPCC and if either PCC or IPCC can be chosen at our option? what is the procedure to enrol for PCC/IPCC? When can i appear for exams from the date of registration? Is there any time limit within which the PCC/IPCC to be completed? Pls help me.........