Shortened link
The link you followed has been shortened with is.gd. Shortened links can go anywhere on the Internet so you shouldn't continue if you got the link from a suspicious source e.g. junk email.
The full original link is shown below. Click the link if you'd like to proceed to the destination shown: -
http://apps.facebook.com/inthemafia/track.php?uid=0&zy_track=request&code=&value=%7B%22from%22%3A%22p|6765427%22%2C%22value%22%3A%22appinvite_giftinterstitial_page%22%7D&sendkey=2fdcd3689e20f718320cd80b29603bb2$$clG(QXSTXpxY65encOX,Tx*o0,hAqkMqhnQB5wcmo4hN4kHvO47iGJmgu3*MZDcFZb&ztrack_category=free_gift&ztrack_subcategory=4609_Terrarium&ztrack_creative=free_gift&next_controller=freegifts&next_action=accept_gift&next_params=%7B%22from_user%22%3A%22p|6765427%22%2C%22from_user_ppid%22%3A%22p|6765427%22%2C%22time_id%22%3A%221292952723%22%2C%22loop%22%3A%22e7c4f2af19733d53e0e749ea097bf129%22%2C%22item_cat%22%3A%221%22%2C%22item_id%22%3A%224609%22%2C%22gkey%22%3A%22272502d6498d9f43aaf0b24d61d96656%22%2C%22giftback_key%22%3A%22900c00431bb79f8de98d40eda7159914%22%2C%22mult%22%3A%221%22%2C%22exclude_type%22%3A%222%22%7D
