fix

src/js/economyJS.tw

@@ -360,7 +360,7 @@ window.getSlaveCost = function(s) {
 			cost += 100;
 			break;
 		case 'food':
-			costs += (foodCost * 4);
+			cost += (foodCost * 4);
 			break;
 		case 'curative': case 'aphrodisiac': case 'tightener':
 			cost += (100 + (drugsCost * 2));
@@ -372,7 +372,7 @@ window.getSlaveCost = function(s) {
 			cost += 50;
 			break;
 		case 'food':
-			costs += (foodCost * 2);
+			cost += (foodCost * 2);
 			break;
 		case 'curative': case 'aphrodisiac': case 'tightener':
 			cost += (50 + (drugsCost * 2));
@@ -384,7 +384,7 @@ window.getSlaveCost = function(s) {
 			cost += 25;
 			break;
 		case 'food':
-			costs += (foodCost);
+			cost += (foodCost);
 			break;
 		case 'curative': case 'aphrodisiac': case 'tightener':
 			cost += (25 + (drugsCost * 2));