#w4th2button a.pm,
#w4thdiagrambutton a.pmh,
#w4th2button a.nmh,
#w4th2button a.pmh,
#w4th3button a.pm,
#w4thdiagrambutton a.nmh,
#w4th1button a:hover,
#w4th1button a.pm,
#w4th3button a.nmh,
#w4th3button a.pmh,
#w4thdiagrambutton a:hover,
#w4th3button a:hover,
#w4th1button a.nmh,
#w4th1button a.pmh,
#w4th2button a:hover,
#w4thdiagrambutton a.pm  {
   background-position: -144px 0%;
}

#hiddentext  {
   z-index: 7;
}