ACT scroll to top
Adds an arrow that you can click and scroll to the top of the page. The arrow becomes visible when the page is scrolled. By default it is positioned on the bottom right of the page. You can change its position and appearance with the parameters.
Usage
Use it without parameters, or define the position and appearance of the arrow.
ACTscrollToTop( [left], [bottom], [color], [back], [font] )
ACTscrollToTop( '90%', '24px' )
ACTscrollToTop()