Thank you trenkillah for replying my msg...hehe..

OKie...I am little bit silly..hehe..
WHat you mean by 'higher gauge' ?? Whats that mean??

OKie..i got the idea...but i am really lack of confifdence..to open and fix it myself...coz i am scared to mess all around with it..should i fix this myself..of get a well tech or qualified person to do this...??

Another thing is...what is 'the trus rod of the neck'??

Thank you very much...