[Resolved]  Yamaha Fz - 16 — battery dead and tyre grip gone

I bought a FZ16 feb 2009 and the battery went down in october and the guys there recharged it and then one month it worked well then again it started giving problems so they changed the battery then again after one month same prob started and now the battery is dead i hav to push my bike and start it causing injuries on my legs and pain in my lower back i tried to talk to the people at the show room these guys say they will charge the battery and give it to me but that was already done once so i asked them to find out the reason y it discharges so quickly but they are least bothered now i found irregular damage marks on the tyre and the tyres grips hav gone flat and so early i dint even try burnouts or do any stunts that would damage the grips on the tyre i bought my bike from a showroom in secunderabad i live in hyderabad plz help me out contact me on Aamir [protected]