If you wish to show a custom Web page, follow these steps:
1. Select the Hotspot tool on the left toolbar.
2. In the Hotspot properties, choose the Pop-ups option.
3. Choose the Web page option, enter the URL of the page, and then click the Add to page button.
4. Move the element to the place you wish and drag the corners of the element to resize it.
That's it. Now you know how to create HTML pop-ups. Don't forget to save your page when you're done.