How do you trade eggs on dragon cave

A risky process where the giver gives you the dragon's URL in the abandoned page BEFORE it's dropped, and while the giver counts down, the receiver refreshes using F5 like crazy until the egg is dropped. If successful, the receiver gets the egg that was dropped by giver.
http://sites.Google.com/site/lastaldasdchome/tips-tricks/trading-gifting-basic-procedure