Steps to reproduce:

1. Click on "Browse" in the Content Tree.
2. Choose a folder and click on the "Create" button.
3. Select Landing Page and click on "Create".
4. Click on the "Confirm" button.

Result:
Clicking on the "Confirm" button does nothing.

Expected result:
The "Confirm" button should close the UDW , or perhaps there should be a only a single button instead of two.