anhh...serious problem mate
well....not dat much serious dat u are thinking of suicide....lifez precious....derz nothing above it/...
u dint started ur preps , fine....it happens....
u can start them now.....u got still much time to prepare........dont worry....study for 3 hours/subject daily , and u will be running fine till feb....dont think dat u are doing d same topic again coz u are just studying fr IIT not whole worlds' problems....for confidence....well u will only get it when u will study and solve some good qs....mind it , when u will solve 2-3 qs urself....(hard ones) , u will be confident.....atleast 50-60% confident....
u got to start ur preps now , therez nt much time left......4-5 months u got..........
also....
abt TV , well dat only u can do when u realize wat IIT n its preps means , if u disconnect ur cable network.....ur mind will be diverted towards pc.....
soo u got to realize dat if u study for 5 months , u will be successful... 5 months out of ur life....and u are fame.....
soo...dec ision is urs
all the best for ur studies....
--------------------
P.S never write or think anythng abt suicide...IIT is nt the end of the road....atleast think abt ur parents first....
enjoy with books ;)
~~~~~cheers!!!!