if (document.images) 
{
  dovr		= new Image(92,30); dovr.src = "inscra.gif";
  doff		= new Image(92,30); doff.src = "inscr.gif";
  eovr		= new Image(92,30); eovr.src = "speaka.gif";
  eoff		= new Image(92,30); eoff.src = "speak.gif";
  fovr		= new Image(92,30); fovr.src = "foruma.gif";
  foff		= new Image(92,30); foff.src = "forum.gif";
}
function point( imageName ) {
  if ( document.images ) {
    document[ imageName ].src = eval(imageName + "ovr.src");
  }
}

function nopoint( imageName ) {
  if ( document.images ) {
    document[ imageName ].src = eval(imageName + "off.src");
  }
}