Specialist to develop plugin Elgg - tool sends to invitations video call to users and waits for response, identical skype

SPECIALIST TO DEVELOP PLUGIN ELGG - tool sends to invitations video call to users and waits for response, identical skype hello, need a elgg plugin, to act with the plugin (videochat videowhisper "[login to view URL]" ) and (Elgg plugin chat friends "[login to view URL]") in ajax or java, a window anytime throughout the site, tool to sends invitations video call to friends, identical skype ... and also to be necessary that the User can send request window videochat to another friend, and that appears loading, up the confirmation confirmed, both are redirected to the room of the User who sent the invitation, DETAILS OF ADVANCED PLUGIN::: Objectives of the plugin: "Who Sends" - Clicking friends list, select it, and slime had opened a small window only with the photo of the User and written 'Call friend to talk video call?' And a button down 'Call'. Appears after sending, 'Requesting call wait ... (sound of phone call) ' after confirmed redirect the two users to the room who called, if a sentence is denied appears' Your call was interrupted.' Objectives of the plugin: "Who Sends" -Appear in any page of the site the invitation, with a picture of who sent the message beside: 'Invites you to Video Call!' down, two 'Accept' button and next to 'refuse'. Note: Do not update the pages during this process. Users have room video calling url like: Site / videochat / UserName, Redirect to the url + User Name. I need urgently to my network elgg, wait ... Ass.: Fabio Maximo