Facebook return XML

Nov 30, 2007 at 9:22 PM
hi all,

i would like to know what is 'nid' when you get data from method facebook.events.get.
Also groups.get method return 'nid' too.

<event>
<eid>1037629024</eid>
<name>Technology Tasting</name>
<tagline>Who said Engineering can't be delicious?</tagline>
<nid>12409987</nid>
<pic>http://photos-628.facebook.com/ip006/object/1345/48........


Thanks,
apsa