diff --git a/app/assets/javascripts/origami.js b/app/assets/javascripts/origami.js
index 8ce3d0c4..61bff6e9 100644
--- a/app/assets/javascripts/origami.js
+++ b/app/assets/javascripts/origami.js
@@ -18,6 +18,13 @@
 
 $(document).ready(function(){
 	$(".orders").on('click', function(){
+		$("#order-sub-total").text('');
+        $("#order-food").text('');
+        $("#order-beverage").text('');
+        $("#order-discount").text('');
+        $("#order-Tax").text('');
+        $("#order-grand-total").text('');
+
 		var zone_name=$(this).find(".orders-table").text();		
 		var receipt_no=$(this).find(".orders-receipt-no").text();
 		var unique_id=$(this).find(".orders-id").text();
@@ -66,7 +73,8 @@ $(document).ready(function(){
 
 			        //Receipt Charges
         			sub_total += (parse_data.qty*parse_data.price);
-        			discount_amount = parse_data.discount_amount;
+        			
+        			discount_amount = parse_data.discount_amount == null? '0.0' : parse_data.discount_amount;
         			tax_amount = parse_data.tax_amount;
 			        grand_total_amount = parse_data.grand_total_amount;