def create
    has_active_authorization = PatientAuthorization.find(params[:visit][:patient_authorization_id])
    if has_active_authorization.active
      @visit = Visit.new(params[:visit])
    end
    respond_to do |format|
      if @visit.save
        format.html { redirect_to(@visit, :notice => 'Visit was successfully created.') }
        format.xml  { render :xml => @visit, :status => :created, :location => @visit }
      else
        format.html { render :action => "new" }
        format.xml  { render :xml => @visit.errors, :status => :unprocessable_entity }
      end
    end
  end