In order to set the start page, one must have an account. If you already have an account please copy and paste the following url replaced with your organization name.
Click here to create an account with the help of this manual. After logging in, user can see the startup page. The screen looks like:
User can add more gadgets to the start page by clicking on the Add stuff link in the start page.
After clicking, it takes you to the page where the gadget list will be available as shown in the following figure.
Now choose a gadget and click on add it button from the list and click on the back to home page link.
For example if we click on baby wild animal pictures, it will be added to the start page as shown in the following screen: