Could you please provide the link of the webpage and the stm file for us to have a check? It will be helpful for us to check this problem.
You told us that all the samples does not work in Firefox, Could you please point out a problematic one for us to have a check.
Referring to the examples we provided on our website. We did not use this function in these examples, so you can not see that effect
We will provide such a example for our customers later, please keep an eye on the news of our website.
Thanks a lot.