Run method:

1) Just open the html client page in Internet Explorer.

2) Accept the warnings given by IE and click on ‘Allow blocked contents‘

3) Provide two sample integer values in Num1 and Num2‘s text boxes

4) Click on ‘Call COM Method’ button and Click on ‘Yes’ if prompted by browser.

5) Check the output in message boxes prompted by IE.

 

I have tested it on Internet Explorer 11 , Windows 8.1 x64bit and 32bit COM Automation component(same which is used for Python Client). Only limitation of Java Script client is, it runs only on Internet Explorer.

Download : JavaScript Client