Just received an e-mail from Amazon.co.jp about my order, which says: "お客様からご注文いただいた 商品 を本日発送させていただきました。" It better mean that my order is shipped... I know that "送る" means to send, but what is "送させて"?

UPDATE next day: FedEx computers picked it up:

Oct 9, 2007	5:48 PM	Departed FedEx location	ANCHORAGE, AK
	2:52 PM	Int'l shipment release	ANCHORAGE, AK
	11:46 AM	Arrived at FedEx location	ANCHORAGE, AK
	10:30 PM	In transit	NARITA-SHI JP
	5:51 PM	Left origin	TOKYO-KOTO-KU JP
	4:44 PM	Picked up	TOKYO-KOTO-KU JP