Code line 7 9 is for loading jQuery library. Remove this line if you’ve already loaded it somewhere else in your blog. Hint: If your blog has an image slider, carousel or something with fading effect running, chances are it is powered by jQuery. If this widget doesn’t work, the first thing you want to do is comment out or remove this line.
To use your own button, replace the URL in line 3 with the direct link URL to the image. Make sure to keep the quotes.
To reposition the button, replace