You can easily install Comm100 Live Chat onto a Weebly website. Below are detailed steps of how to install.
Log in your account at www.weebly.com;
Locate your website and click the Edit button to open its admin panel;
Find the item EMBED CODE in the left side bar, press your cursor on it and drag it into your website content;
Get your live chat code, paste it into the frame of the custom HTML;
Publish your website. And you may go to your website and see the chat button is there.