Make sure you open page editor of the page you want already.
1. One click of image.
2. Click on "Link" tool.
3. Select type of the destination, such as Web Location, E-mail address, My Images, etc.
This sample is “Web Location".
4. Insert URL, or choose file from the destination you’ve choose.
5. Select if you want it opened in Same/New Window.
6. Click "Insert".
7. Click "Save" on page editor.