add back action

app/views/origami/others_payments/index.html.erb

@@ -1,5 +1,5 @@
 <div class="row">
-
+<div class="col-lg-11col-md-11 col-sm-11">
 	<div >
 			<div >
 				<% @payment_method_setting.each do |payment_method|%>
@@ -8,6 +8,10 @@
 			</div>
 	</div>
 </div>
+<div class="col-lg-1 col-md-1 col-sm-1">
+	<button type="button" class="btn btn-primary btn-block" id='back'>Back</button>
+</div>
+</div>
 
 <script type="text/javascript">
 
@@ -16,4 +20,8 @@ $('.others-payment').on('click',function(){
 	var sale_id = $(this).attr("data-sale-id");
 	window.location.href = '/origami/sale/'+ sale_id  + "/payment/others_payment/" + input_type;
 })
+
+$('#back').on('click',function(){
+	window.location.href = '/origami/sale/<%= @sale_id %>/payment/';
+})
 </script>