Add widget dalam blogger anda... (credit to wikihow)

Steps

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   Log in to your Blogger account with your username and password. Once you are logged in, make sure you are at your Blogger's Dashboard, otherwise click on the "Dashboard" link, which will take you to a list of your blogs.
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   Access the Layout page of your blog. After selecting your blog, click on the "Design" link, which will take you to the Layout page. Click on the "Page Elements" link, then click on "Add a Gadget."
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   Choose a widget or gadget. A Blogger pop-up window will appear that lists all the gadgets available to you through Google Blogger. You may search for the name of a specific gadget, or you can browse through several categories, including Basic gadgets, Featured gadgets, Most Popular gadgets or More Gadgets, which are contributed by third-party developers for Blogger.
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   Add the widget to Blogger. Once you find the widget you want to add, click on the blue plus sign symbol to add it to your blog's layout. On the Layout screen, you will be able to click and drag the widget to where you want it to appear on your blog.
   

   • Save your changes. Once you have added the widgets you want to your layout, click on the "Save" button at the bottom of the Layout screen to save your changes to Blogger.
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   Add a custom widget to Blogger using the HTML and JavaScript widget. The HTML and JavaScript widget within Blogger is a blank widget that allows you to add or paste third-party functionality or other code to your blog. The HTML and JavaScript widget can be found by clicking on "Add a Gadget" from the Blogger Layout screen
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7. Steps di atas diambil terus di wikihow..Selamat mencuba!!!