Go to Blogger Layout
Click design in the upper right corner, then select layout from the sidebar.
Add a Gadget
Select one of the Add a Gadget places, where you'd like to embed your 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 Arrangement and View Blog
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 the live, published Blogger site.
Look for the new Mailing List Widget. You will see a blinking Edit Me sign, pointing to a Settings Icon .
Click on the Settings Icon to open the POWr Editor and start editing your Mailing List Widget.