diff --git a/js/transaction.js b/js/transaction.js
index 20d6be8..073ab5f 100644
--- a/js/transaction.js
+++ b/js/transaction.js
@@ -746,7 +746,8 @@ $(function() {
 							var redeemable_value = obj.current_year_volunteer_hours * obj.volunteer_hour_value;    						
     						
 							$("#redeemable_hours").spinner({
-								step: 0.25,
+								step: 0.01,
+								incremental: true,
 								numberFormat: "n",
 							   max: obj.current_year_volunteer_hours,
 							   min: 0,
@@ -794,7 +795,31 @@ $(function() {
 							 	if ($(this).data('onInputPrevented')) return;
 							 	// test if value is greater than current_year_volunteer_hours
 							 	console.log($(this).spinner("value"));
-															 	
+							 	
+							 	var sweat_equity_hours = obj.sweat_equity_limit / (obj.volunteer_hours_redeemed * obj.volunteer_hour_value);					
+								var redeemable_value = obj.volunteer_hour_value * $(this).spinner("value");
+
+								// check box to use 25% or 50% ?  Also, check for 50% when no sweat_equity.
+							 	
+							 	// no volunteer_hours_redeemed or still less than the allowable sweat_equity_hours
+								if (isNaN(sweat_equity_hours) || volunteer_hours_redeemed < sweat_equity_hours) {
+									console.log(sweat_equity_hours);
+									// only 1 bike per year earned with sweat_equity_hours
+									if (price >= redeemable_value) {
+										amount.val(price - redeemable_value);
+									} else if (redeemable_value > price) {
+										event.preventDefault();
+									}
+									// if running volunteer_hours >= special_volunteer_hours_qualification the special_discount kicks in
+									// other wise it is 25%
+																			
+								} else if (sweat_equity_hours >= 1) {
+									// only 1 bike per year earned with sweat_equity_hours
+									
+									// if running volunteer_hours >= special_volunteer_hours_qualification the special_discount kicks in
+									// other wise it is 25%
+									
+								}															 	
 							 	
 							   var val = this.value,
 							   $this = $(this),