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 want to add the Widget. This will launch the Blogger Gadget pop-up.
Create HTML Gadget
Copy and paste this code into the Content box and save.
Save and View
Your PayPal Button 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 PayPal Button
Click View Blog to visit your live, published Blogger site.
Look for the new PayPal Button Widget. You should see a blinking Edit Me sign, pointing to a Settings Icon .
Click the Settings Icon to open the POWr Editor and begin customizing your PayPal Button Widget.