Follow these instructions to add Chatroll to your Weebly site:

1. Log in to your Weebly site.
2. Start the editor for the relevant page.
3. Drag the Embed Code Element to the place on the page that you want to embed Chatroll.
   
4. Click Click to set custom HTML.
5. Click Edit Custom HTML.
6. Paste your Chatroll quick embed code. You can find your quick embed code by logging in to your Chatroll account and clicking Embed Code.
   
7. Click away from the Edit Custom HTML window to apply the change.
   

You can resize Chatroll by modifying the width and height parameters in your quick embed code.