/**
  * Show the form for editing the specified resource.
  *    
  * @return Response
  */
 public function edit()
 {
     $balance = Balance::orderBy('id', 'desc')->first();
     if (!$balance) {
         $balance = new Balance();
         $balance->amount = '0';
     }
     $balance->save();
     return View::make('transactions.panels.balance')->with('balance');
 }