i bought the kyocera slider remix in december of 2006..now 5 months later the phone is going haywire..half of the buttons dont work..sometimes the phone wont ring, sometimes i cant even check my voicemail..and i took good care of this phone..no water damage probably dropped it 2 times total in 5 months...i heard they stopped producing this phone even..what should i do? will us cellular give me a different phone? my contract isnt up 4 renewal for at least a year..help!