Show start storage original date if it has changed.

1).  Some css improvments.
2).  The beginnings of transaction history.
3).  Trying to find out why the window reloads twice on transactions without errors.

css/transactions.css

@@ -68,11 +68,11 @@ input[value=Save]:focus, input[value=Close]:focus {
 }
 
 /* errors */
-#current_shop, #date_error,
+#current_shop > a, #date_error,
 #transaction_start_error, 
 #sold_by_error, #sold_to_error, 
 #description_error, #check_number_error, 
 #payment_error, #payment_type_error,
 #quantity_error, #anonymous_error {
-	color: red;
+	color: red; 
 }