diff --git a/record-and-playback/slides/playback/slides/lib/writing.js b/record-and-playback/slides/playback/slides/lib/writing.js
index b3f2f19a808dbe6ddea9b5780029f067e8d359ed..fb68011a5563cc7bae80b7050c925fac8b792683 100644
--- a/record-and-playback/slides/playback/slides/lib/writing.js
+++ b/record-and-playback/slides/playback/slides/lib/writing.js
@@ -256,7 +256,7 @@ p.code({
 					}
 				}
 				//for the shape with the time specific to the current time
-				else if(time_f === t) {
+				else if(time_s === t) {
 					console.log("showing" + shape.id);
 					shape.style.visibility = "visible";
 				}