Patch from Silver XP

 - Patch IceWM-1.2.13 to  enable the icon of the 'ShowDesktop' button and
   borderless buttons and recompile IceWM (this also will enable the support
   of shaped windows and gradients):
   
   tar zxvf icewm-1.2.13.tar.zg
   cd icewm-1.2.13/src
   patch < ~/.icewm/themes/SilverXP-1.2.13-2/wmtaskbar.cc.patch
   patch < ~/.icewm/themes/SilverXP-1.2.13-2/ybutton.cc.patch
   cd ..
   ./configure --prefix=/usr/X11R6 --exec-prefix=/usr/X11R6 \
               --with-imlib --without-xpm \
               --enable-gradients --enable-shaped-decorations \
               --enable-xfreetype --disable-corefonts
   (or --disable-xfreetype --enable-corefonts to disable antialiasing of fonts)
    make
    su
    make install

Patch from IceWM 1.2.14
Copied icesm.cc
