foobla Twitter application for Joomla provides comprehensive solution to use Twitter inside Joomla.
It allows you (or Joomla users) post Tweets directly from Joomla instead of go to Twitter website or using Twitter Desktop Client.
It also provides Twitter Module, Social Bookmarking with Twitter support, auto updates Tweets when you add article, VirtueMart, Eventlist, Jobline, DocMan...
To make a call, simply send a tweet with “@call @twittername” where "twittername" is the username of the person you wish to call. Your phone will then ring and the call will be connected. All contact details will be kept private, so you can use JAJAH@call without giving your phone number away. For the call to be successful, both you and the person you wish to call must be JAJAH members.