input.val(""))),receive_message:function(t)(if(this.log("receive message",t),"undefined"=ypeof t.message_id)return void this.log("data.message_id is undefined");if("undefined"=ypeof t.sender_id)return void this.log("data.sender_id is undefined");if("undefined"=ypeof t.recipient_id)return void this.log("data.recipient_id is unde