function ppbutton(cols, colour, target, src) {
  document.write('<td height=16 bgcolor="' + colour + '"');
  if (cols != 1) document.write(' colspan=' + cols + ' ');
  document.writeln('><FONT FACE="Arial,Helvetica,Geneva,Swiss" size=1 color="#ffffff">');
  document.writeln('<center><a ID="whitetext" href="' + target + '">&nbsp;' + src + '&nbsp;</a></center>');
  document.writeln('</font></td>');
  return;
  }