Right click the Avast spinning icon.
Click “start avast! Antivirus.”
the memory scan will run,then your interface will open.
click menu on the interface (where that is depends on the skin,
but normall in the top left corner.)
choose “select skin”
In the dialog box just highlight the one you want to try.
only the on-demand scan and the right click scan will be skin-ed.
The interface for the providers (shields) will not be.
In fact if you want the right click scan skin-ed you will need to check that.
right click spinning icon+program settings+common+enable skins for explorer extension.