Help you easily control the transparency of your foreground windows.
Use Alt+Shift+1 to set your foreground window's transparency to 90%
Use Alt+Shift+2 to set your foreground window's transparency to 80%
Use Alt+Shift+3 to set your foreground window's transparency to 70%
Use Alt+Shift+4 to set your foreground window's transparency to 60%
Use Alt+Shift+5 to set your foreground window's transparency to 50%
...
Use Alt+Shift+9 to set your foreground window's transparency to 10%
Use Alt+Shift+0 to set your foreground window's transparency to 100%
Use Alt+Shift+MouseWheel to modify transparency more accurately