def new
      @placement = Placement.new
  
      respond_to do |format|
        format.html # new.html.erb
        format.json { render :json => @placement }
      end
    end
def new
      @placement = Placement.new
  
      respond_to do |format|
        format.html # new.html.erb
        format.json { render :json => @placement }
      end
    end
GET /placements/new
 GET /placements/new.json