High blood calcium (hypercalcemia) is a condition of too much calcium in your blood.igh blood calcium (hypercalcemia) is a condition of too much calcium in your blood.
Hiding and revealing your Facebook presence is easy, requiring only a few clicks. Sign in to your Facebook account and click the Chat box in the lower-right corner of any page. Click Options and select Go Offline to hide your name from Friends On Chat lists.ou can see a list of your available friends in two spots. The Friends On Chat list appears in the left column of your homepage, and the Chat box is in the lower-right corner of all pages.
1 Answer 1. If it is an extensive discussion and it cannot be taken off of Facebook (mail/skype etc) then use Groups as temporary message boards. The current flaw (last time I checked, this could have been removed by now) in groups allows you to add friends without having them accept.