digikey:
* http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=P12299SCT-ND
*http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=311-0.0JRCT-ND
ebay:
* http://cgi.ebay.de/15pcs-LS9-Pure-Green-LED-LUMISWITCH-Tactile-Switch-SMT-/120760543485?pt=UK_BOI_Electrical_Components_Supplies_ET&hash=item1c1de3a8fd#ht_1987wt_954
*