now i am become death, destroyer of steams

spam.js

function sendMessage(target, text) {
  var rgParams = {
			umqid: Chat.m_umqid,
			type: 'saytext',
			steamid_dst: target,
			text: text
		};

		return Chat.m_WebAPI.ExecJSONP( 'ISteamWebUserPresenceOAuth', 'Message', rgParams, true );
}

function spam(message) {
  var alreadySent = {}
  Chat.m_rgFriendLists.forEach(function(list) {
  	function vis(friend) {
  		if (friend != null) {
  			var friendID = friend.m_Friend.m_ulSteamID;
  			if (alreadySent[friendID] != 1) {
  			  alreadySent[friendID] = 1;
  			  sendMessage(friendID, message).done(
  			  function() { vis(friend.m_next) }
  			  ).fail(console.error);
  			} else {
  			  vis(friend.m_next);
  			}
  			
  		}
  	}
  	vis(list.m_Head);
  });
}