When I asked him about it, he told me that it was an Indian dreamcatcher. That intrigued me, and just now (to avoid the work of unpacking or sorting mail etc) I googled for it, and got
The Wiki entry about the Dreamcatcher
How lovely is the thought that hanging one above the bed of a child will "catch" the nightmares and prevent the child from being distressed by them! Here's the quotation from American ethnographer
Frances Densmore :
"It was said that they "caught any harm that might be in the air as a spider's web catches and holds whatever comes in contact with it."
I wish I could have a Realitycatcher over my bed....I'd be spared a lot of harmful, not-nice reality that I don't want to face! The taxes that I must file, the death of a neighbour, bad health...oh, the Realitycatcher would be saturated soon, I suppose. :)