Removing these icons from the start menu

Helllo...I would like to know how to remove this icons from Start Menu...

#431447

You either need to download another skin, or edit your current one in SkinStudio-

#431478

Ok ..so what do i have to edit to make this icons not visible?

#431480

Browse to the taskbar area, choose the right pane & set the left content margin on -27.

#431505

I tried to search for this settings but i failed to find the place for editing the settings of the right panel...could you explain it to me in details please

P.S I use theme - Aero Style

#431606