Hello frnds...i am quite comfartable with switching chords..but while changin the chords an awful noise comes...something like "chuiiiikkk"...i hate it coz it jus adds a bit iof bitterness to songs which i can strum quite good otherwise!!!is this a problem with the guitar i use or some mistake in my switching which i need to rectify....i qwn a Gulson Fcut acoustic guitar...pls give me ur valuable advice!!!Cheers!!!