How to Add your Own Fav Icon in your Blogger Blog
IT simply very easy..
From your Blogger Dashboard Goto
Layout > Edit Html
then Add the Following Code After tag
where URL is the Location of your favorite icon.
You can use any text editor to create the favicon like Adobe Photoshop,GIMP, even use MS Paint for creating ur cool looking favicon
You can use any image service like imageshack and others to upload ur favicon.