Update script.js

script.js

@@ -50,10 +50,13 @@ const stepsData = [
   { timestamp: "45:03", title: "Fix the Antennas" },
 ];
 
-// Parse timestamp to seconds
-function parseTimestamp(ts) {
-    const parts = ts.split(':').map(Number);
-    return parts[0] * 3600 + parts[1] * 60 + parts[2];
+// Convert timestamp string "MM:SS" or "HH:MM:SS" to seconds
+function parseTimestamp(ts: string): number {
+  const parts = ts.split(':').map(Number);
+  if (parts.length === 2) {
+    return parts[0] * 60 + parts[1];
+  }
+  return parts[0] * 3600 + parts[1] * 60 + parts[2];
 }
 
 // Create assembly steps with parsed timestamps