Error:
- Failure | ErrorCode - 353 <br />ShortMessage - Java script not allowed. <br />LongMessage - Your listing cannot contain javascript (".cookie", "cookie(", "replace(", IFRAME, META, or includes), cookies or base href.
Explanation:
As the error outlined JavaScript is not allowed by eBay and you can take a look at this eBay link as well as it goes into further detail about the best practices for replacing the Active Content in the listing descriptions.