I like to use Ebay for parts like that. Here's [http://www.ebay.com/itm/iPad-1G-Home-Button-Click-Circuit-Board-Replacement-USA-3G-Wifi-Quickship-/330612004147?pt=US_Tablets&hash=item4cfa02d533#ht_834wt_689|one] I found. You could also try searching for an [http://www.ebay.com/sch/i.html?_nkw=iPad+Home+Button+Replacement&_sacat=0&_odkw=iPad+Home+Button&_osacat=0&_trksid=p3286.c0.m270.l1313|iPad Home Button Replacement] and looking for the curcuit boards. Hope you find what you need!