ul.folderandfiletree li { 
  list-style-image: url(http://www.1000mm.de/images/expltreeimages/vertbranch.gif); 
  background-image: url(http://www.1000mm.de/images/expltreeimages/dotted.gif);
  background-repeat: repeat-y; 
  cursor: pointer; 
	color:#000000;
	text-decoration:none;
	font-weight:bold;
	font-size: 12px;
}
ul.folderandfiletree li:last-child {
  background-repeat: no-repeat; 
  list-style-image: url(http://www.1000mm.de/images/expltreeimages/dottedend.gif);
}
ul.folderandfiletree li.explorertree-open { 
  list-style-image: url(http://www.1000mm.de/images/expltreeimages/minusmid.gif); 
}
ul.folderandfiletree li.explorertree-open:last-child {
  background-image: none; 
  list-style-image: url(http://www.1000mm.de/images/expltreeimages/minusend.gif);
}
ul.folderandfiletree li.explorertree-closed {
  list-style-image: url(http://www.1000mm.de/images/expltreeimages/plusmid.gif); 
}
ul.folderandfiletree li.explorertree-closed:last-child {
  background-image: none; 
  list-style-image: url(http://www.1000mm.de/images/expltreeimages/plusend.gif);
}