diff --git a/abw1ga2etc.js b/abw1ga2etc.js
index aa0160c..c273a65 100644
--- a/abw1ga2etc.js
+++ b/abw1ga2etc.js
@@ -19,14 +19,15 @@ var number = 0.897597901;
 
 var remainder = currentRotation % number;
 
-var integer = Math.floor(currentRotation);
-
 var result = number - remainder;
 
 console.log('current rotation: ' + currentRotation + ' remainder : ' + remainder + ' integer : ' + integer + ' result: ' + result);
 
-this.cylinder.rotation.x += result - 0.4488;
-
+if (remainder < 0) {
+	this.cylinder.rotation.x -= result - 0.4488
+} else {
+	this.cylinder.rotation.x += result - 0.4488;
+}