<!--
  if(NN||NN6)	{
	document.write('<style>'+'p{font-family:verdana;font-size:11px;text-align:justify;margin-top:-10px;text-indent:30px}'+'</style>');
  }
  else	{
	document.write('<style>'+'p{font-family:verdana;font-size:11px;text-align:justify;margin-top:-20px;text-indent:30px}'+'</style>');
  }

if (document.images) {
  img1 = new Image(); img1.src = "img/plus.gif";
  img2 = new Image(); img2.src = "img/minus.gif";
}

function change(span_n) {
  if (document.all(span_n).style.display!='block') {
      document.all(span_n).style.display='block';
      if (document.images) document.images[span_n+'p'].src = img2.src;
  }
  else {
      document.all(span_n).style.display='none';
      if (document.images) document.images[span_n+'p'].src = img1.src;
  }
}

//-->
