- remaps the back button on mouse to act as Alt+Tab when you hold it down and scroll with the wheel
- makes the forward button on mouse act as double-click
- makes the mouse wheel always scroll the window under mouse pointer without switching focus to that window
WheelAltTab32.exe - 32-bit version
WheelAltTab64.exe - 64-bit version
WheelAltTab.ahk - source code
Update 2015-07-31:Since Windows 10 includes the ability to scroll under mouse pointer, here's a version of the script that just implements Alt+Tab and doubleclick.
Update 2015-08-07:Now also sends Win+Tab when Back+Forward buttons are clicked.
WheelAltTabNoScroll32v2.exe - 32-bit version
WheelAltTabNoScroll64v2.exe - 64-bit version
WheelAltTabNoScrollv2.ahk - source code
And by request, version that only scrolls the window under mouse pointer.
ScrollOnly32.exe - 32-bit version
ScrollOnly64.exe - 64-bit version
ScrollOnly.ahk - source code