To keep our pictures/movies/data safe, I’d like a NAS (network area storage) so that it is not connected to my PC, always on, hot swappable HDs, RAID1 (maybe RAID5).

Some suggestions from ISCA people:

http://www.thecus.com/sp_comtable.php?PROD_TYPE_ID=1
http://www.synology.com/products/compare_spec.php?lang=enu&product_id_list=66%2C64%2C63#compare_show_top
http://www.synology.com/us/products/demo/index.php
http://www.smallnetbuilder.com/nas/nas-reviews/31356-synology-dsm-30-reviewed
http://www.smallnetbuilder.com/nas/nas-reviews/30944-synology-ds209-and-ds209ii-reviewed?showall=&start=5

http://www.thecus.com/product.php?PROD_ID=21

http://en.wikipedia.org/wiki/RAID

Another option:
http://www.newegg.com/Product/Product.aspx?Item=N82E16822122098&nm_mc=EMC-IGNEFL111711&cm_mmc=EMC-IGNEFL111711-_-EMC-111711-Index-_-NetworkStorageNAS-_-22122098-L013D

http://www.newegg.com/Product/Product.aspx?Item=N82E16822107063

http://www.newegg.com/Product/Productcompare.aspx?Submit=ENE&N=-1&IsNodeId=1&Description=NASforSOHO&bop=And&CompareItemList=-1%7C22-107-052%5E22-107-052-TS%2C22-336-015%5E22-336-015-TS%2C22-108-095%5E22-108-095-TS%2C22-155-019%5E22-155-019-TS%2C22-122-080%5E22-122-080-TS

Sounds like Drobo is shit and Synology is good..
http://www.newegg.com/Product/ProductList.aspx?Submit=ENE&N=-1&IsNodeId=1&Description=Synology&bop=And&Order=PRICE&PageSize=20