Hi Any idea's why my track button on my macbook listed below make a metalic sound. only when i press the top edge the button. Hardware Overview: Model Name: MacBook Model Identifier: MacBook4,1 Processor Name: Intel Core 2 Duo Processor Speed: 2.4 GHz Number Of Processors: 1 Total Number Of Cores: 2 L2 Cache: 3 MB Memory: 4 GB Bus Speed: 800 MHz Boot ROM Version: MB41.00C1.B00 SMC Version (system): 1.31f0 Serial Number (system): Sudden Motion Sensor: State: Enabled Thank You Terry Genereaux tgenereaux@xxxxxx --- MUGLO information at <http://www.freewebs.com/muglo> Manage your account options at <//www.freelists.org/cgi-bin/lsg2.cgi>