1) Log Into your Yola Account.
2) Select the page you would like to display the widget.
3) Click on the widget tab. Click on html. Select an area where you would like to have the widget. Drag and drop it into the page.
4) Copy and paste the iframe code into the html code field. Click "save".
Check out the widget here: http://mosspaperwidget.yolasite.com/