Go To Blogger → Design
Choose HTML/JavaScript widget
Paste the following code inside it
Click Here For The Code
You have to put IMAGE LINK in the code.Here Few image links are given.Choose as your wish of your choices
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhSo18XmBUwLtzJne2T3-EYv7b8IaNDqZKBwEpzYMECBp1FwlNOkQAdaamNm-nY_oNDAFHRUhiBFJidxWfeUaMcv-xrxa3oGfBHS4QHDeKrh4Dlda_Qhy1XLBdnWRdOoWGXX1OfLKem9iHP/s1600/bttp-5.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhsw-GWbK2FSYxwgVdRSRnTyuM7ZbNTdak2DIhj_4C1Al5JtJwCFcsT4sIz7fbWJyQNCf9QWY6WE6F-_YDKGcPSTja1TBVlCWgp2xTyExP8Eqh44_lcVlCeIHXWImVH2BnnE9nStE5Bj0CQ/s1600/bttp-4.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiACMT80qbLdpiZEA9dl1BMWQinTn4xu61uGV9RIFy_ma4ctpzmIbUS_24J5xaX9yRTSxdeglRyCfo6xJhLM4XoascNBxVhxfP0ABcGQceRxI6qs2i9UTBPQ5fz51NnUDh0wVtZzkxZ76Ao/s1600/bttp-3.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhSidjFbd2SCvty3Ynkjw2nazZLWWXKpEdlAS8ojB89pnSbAUFZD6ax4Bo_xn8cJ5I5RAX4BnRSpLmRnMAgn80Ul2oMiqd7hFbItJlwWPxSFAXxsYTZvatox4mHstiORgYkWKi4Br_y2XK/s400/bttp-10.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgZ2SIELxzyNmu0btwsM781WITOqXV38eIfXMrWJ1cJKQxBNHalyu0nUDIh-745kYVGpVJIlIyd1-M92O74-tp8enixh8_VAIFzA_kFnpq2qYL07ZZFUhoYYU-ye4nLz_m2uXy374sky32p/s400/bttp-9.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjJi6wRPxI36LCd0tUWOfNFS49fKvuXwAh6m2kSq-Oc2x8_aa51LxqRGnC3mtuKi6Oaxaj_wpKxRFdMknIOoBpsh7IhWNqhdpA2YloWyO2sMSUpuMRKOcyrdahQc8Vz143-Jk-N7472i-6c/s400/bttp-8.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiFDn5Af65Dbc2vd-jfXaxezQqoHyczZghH30CWC-5EzLyZjIIND0oAD8NhMwQ6NZFk14WlJNSm5_dEc1cfRkMVJmWYMSO7KV_yfmKPlRPh2bX3Wj0OfVo7qDxBuAP3Id0-N4nOQ_UJSqGJ/
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEimkZEhdl9Q7d-Gn32nKOHEXG7t8sIJ3hLWsR_1uuOt2QgF8h6-JxJo6RUTXvA-64iiRKFtsBAOPJrKQAUi9s8T1vlRPfl1KN7nRM4yxWiC62Bm4WlkL61fQ1OyHT38ItfjP24qXcqR_Cao/s400/bttp-12.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj85LsmK0sjb5-hLkz5UnI5qJb4pc50nKrMzqlicNsRsm8DbPvPbryhHCtx8IdRF53esWvuM5Cw_PsXC-pFjKNlqnTHLheNlVUA4zMfZhIYfpVzP2Z8g0zwVYqULVL1bMQgecR_kHXljH2r/s400/bttp-13.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjtnYzFzoo_qYGy6zxQR52Mf3vCGYel3GfeCeB9vrEkig0QvpkRANVc4CRb1ymtNdmCy4qri3c6wyCgoyWjObHkVTvRqw5D6vpy2JjrQiQqm07muJWscgBU5AmaVCbQam-88wnD6kopcLFF/s400/bttp-14.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEia2KpWHFGlYA9Ro_mD4jDKdfli_kxOjaLzkQT2chaGaHFYS7rr_XfHLQTkjhnSThVXxU9q7naqlfYQfoHncDluL_B0Zb9zjj29i9XQAg3mXtSrxxTs23N3cmP_QoZzLdmgdKqwIuBzR5Fe/s400/bttp-15.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhU8JWjIE4itG0-zDWVOUMydiWhk_Owx2EyEs5pcf_PcpOYQTAIyQHx_SbvHHaAHcrtdfDssfxtv40kCsp26jwAKMTpw5GDR8KIJUWqU9fSnuUqaQKjIBUd8Wdc3hsl2G65olUqL27jBjHB/s1600/bttp-16.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgRPShBt1ywIX8OBlOf0JdinBrjIwp6VynPEvHFY4L888uD9kCqrmjMsrod4snE4tIddnTp-1jFgh7wsTW8dXVD4VNGsnIe66la-yBFxRmjocKoAuMOxhDh6PzG0YvmfeGG5UdcUnn7qmVt/s400/bttp-17.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhVnQlqztb6yhIcWOFa4C9LyGnUW5ThoGyxaZ9jFe6_yU1SpqwkeFa1jWgwrdQUczFMudGvuXmHu5aya5oxpqZYXXGsh-IsFJwBangPTN624CEPaK-FFf4duniZIbhOtRPcUx-IMDRg48dO/s400/bttp-19.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiEWqujQTmEG6cHraI3f2dMBHvJIwrlGezbnORtjGBVwfBIj7ZV7HI-GNFGaoJERkTeRE6svu6YjHMHV3lDjW2UNJTuAzYuMjABoEMn-Q4WTEexBv5h2LmGfSY_7U9sppz2r5Wv0boAvWWy/s400/20.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhz4o_4Bt2RMOgmOUmjul5NRSEzBrCzTpTy4vu3elIRXTyVPUDs87Qqj-nSfn7sA7Hj479_lm6f1F_KZqUXWy9b5L6KPiEh6dV1cEZuZIRsyDaJNUH2yBRJmsnq2UhKbVPEd-CYQhsbBfg/s400/Back-to-top.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhqrpFWCPwiUQH3KGKhNMKBmArPpHcuNYzYZAEB9obk-3_h1DmJXd81iN6WwklOgDI-7iIEn9qqrOMi_WupEWJkuJVpgBo5_XXT857MR5mZc3Gn1bAvT8omRM5vdBo9I4Gxr0JPOsQzsBI/s400/Top.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhPhaCyd2Aj0YPGIbpFwVTQoQz8UokOxxbaS7gMkWZk1ffcCO_s1qPrbqS5MAsnLFiRhZ4-6tIHKS1UpJxKeSHmCc2kzNmtxX95-Prw6JPryi2sT8TjKKQr8KSV14HH8nxoT3FyBwByVxmP/s320/backtotop.jpg
http://3.bp.blogspot.com/-bbYVaCr5BOQ/UCPmHvbvBMI/AAAAAAAAAnE/UTZkfl218a4/s1600/back%2Btotop.gif
Now save the Gadget and see a nice smooth scrolling "Back To Top" button
Please share and Comment here if you like.I need your appreciation to continue
