.tree
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: normal;
	 	color: #333333;
		vertical-align : top;
		padding-bottom : 1px;
	 	text-decoration : none;
		padding-top : 1px;
	}
	.tree a, .tree a:link, .tree a:visited, .tree a:active
	{
	 	color: #333333;
	 	text-decoration : none;
	}
	.plus
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: bold;
	 	color: #333333;
		vertical-align : top;
		background-image : url(../img/tree/plus.gif);
		background-repeat : no-repeat;
	}
	.minus
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: bold;
	 	color: #333333;
		vertical-align : top;
		background-image : url(../img/tree/minus.gif);
		background-repeat : no-repeat;
	}
	.plus_last
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: bold;
	 	color: #333333;
		vertical-align : top;
		background-image : url(../img/tree/plus_last.gif);
		background-repeat : no-repeat;
	}
	.minus_last
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: bold;
	 	color: #333333;
		vertical-align : top;
		background-image : url(../img/tree/minus_last.gif);
		background-repeat : no-repeat;
	}

	.normal
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: bold;
	 	color: #333333;
		vertical-align : top;
		background-image : url(../img/tree/normal.gif);
		background-repeat : no-repeat;
	}
	.normal_last
	{
		font-family : Verdana;
	 	font-size: 11px;
	 	font-style: normal;
	 	font-weight: bold;
	 	color: #333333;
		vertical-align : top;
		background-image : url(../img/tree/normal_last.gif);
		background-repeat : no-repeat;
	}