Open Blogger Layout
Click design in the upper right corner, then choose layout from the sidebar.
Add a Gadget
Select one of the Add a Gadget locations, where you'd like to add the Widget. The Blogger Gadget manager will appear in a pop-up.
Create HTML Gadget
Copy and paste this code into the Content box and save.
Save and View
Your Mailing List has now been added to your Layout.
Click Save Arrangement, then click View Blog to set up the plugin on your live site.
View Blog to edit POWr Mailing List
Click View Blog to visit your live, published Blogger site.
Find the new Mailing List Widget. You will see a blinking Edit Me sign, pointing to a Settings Icon .
Click on the Settings Icon to launch the POWr Editor and start customizing your Mailing List Widget.