.ie .bbit-tree .bbit-tree-bwrap{
    position:relative;
    overflow:hidden;
}
.bbit-tree ul,.bbit-tree li
{
    list-style-type:none;
    margin:0px;
    padding:0px;
}
.bbit-tree-body
{
     font-size:12px;
}
.bbit-tree-icon, .bbit-tree-ec-icon, .bbit-tree-node-cb,.bbit-tree-elbow-line, .bbit-tree-elbow, .bbit-tree-elbow-end, .bbit-tree-elbow-plus, .bbit-tree-elbow-minus, .bbit-tree-elbow-end-plus, .bbit-tree-elbow-end-minus{
	border: 0 none;
	height: 18px;
	margin: 0;
	padding: 0;
	vertical-align: top;
	width: 16px;
    background-repeat: no-repeat;
}
 .bbit-tree-node-cb
 {
     height:16px;
     vertical-align:bottom; margin-bottom:1px; margin-top:-1px; /*==== 为了让图标与文字垂直对齐而增加 ======*/
 }
.bbit-tree-node-collapsed .bbit-tree-node-icon, .bbit-tree-node-expanded .bbit-tree-node-icon, .bbit-tree-node-leaf .bbit-tree-node-icon{
	border: 0 none;
	height: 18px;
	margin: 0;
	padding: 0;
	vertical-align: top;
	width: 16px;
	background-position:center;
    background-repeat: no-repeat;
}

.ie .bbit-tree-node-indent img, .ie .bbit-tree-node-icon, .ie .bbit-tree-ec-icon {
    vertical-align:middle !important;
}

.bbit-tree-noicon .bbit-tree-node-icon{
	width:0; height:0;
}

/* No line styles */
.bbit-tree-no-lines .bbit-tree-elbow{
	background:transparent;
}

.bbit-tree-no-lines .bbit-tree-elbow-end{
	background:transparent;
}

.bbit-tree-no-lines .bbit-tree-elbow-line{
	background:transparent;
}

/* Arrows */
.bbit-tree-arrows .bbit-tree-elbow{
	background:transparent;
}

.bbit-tree-arrows .bbit-tree-elbow-plus{
    background:transparent no-repeat 0 0;
}

.bbit-tree-arrows .bbit-tree-elbow-minus{
    background:transparent no-repeat -16px 0;
}

.bbit-tree-arrows .bbit-tree-elbow-end{
	background:transparent;
}

.bbit-tree-arrows .bbit-tree-elbow-end-plus{
    background:transparent no-repeat 0 0;
}

.bbit-tree-arrows .bbit-tree-elbow-end-minus{
    background:transparent no-repeat -16px 0;
}

.bbit-tree-arrows .bbit-tree-elbow-line{
	background:transparent;
}

.bbit-tree-arrows .bbit-tree-ec-over .bbit-tree-elbow-plus{
    background-position:-32px 0;
}

.bbit-tree-arrows .bbit-tree-ec-over .bbit-tree-elbow-minus{
    background-position:-48px 0;
}

.bbit-tree-arrows .bbit-tree-ec-over .bbit-tree-elbow-end-plus{
    background-position:-32px 0;
}

.bbit-tree-arrows .bbit-tree-ec-over .bbit-tree-elbow-end-minus{
    background-position:-48px 0;
}

.bbit-tree-elbow-plus, .bbit-tree-elbow-minus, .bbit-tree-elbow-end-plus, .bbit-tree-elbow-end-minus{
	cursor:pointer;
}

.ie ul.bbit-tree-node-ct{
    font-size:0;
    line-height:0;
    zoom:1;
}

.bbit-tree-node{
	white-space: nowrap;
}

.bbit-tree-node-el {
    line-height:18px;
    cursor:default;
   /* cursor:pointer;*/
   vertical-align:bottom; margin-bottom:-1px; margin-top:3px; /*==== 为了让图标与文字垂直对齐而增加 ======*/
}

.bbit-tree-node a{
	text-decoration:none;
	-khtml-user-select:none;
	-moz-user-select:none;
    -webkit-user-select:ignore;
    -kthml-user-focus:normal;
    -moz-user-focus:normal;
    -moz-outline: 0 none;
    outline:0 none;
}

.bbit-tree-node a span{
	text-decoration:none;
	padding:1px 3px 1px 2px;
}

.bbit-tree-node .bbit-tree-node-disabled .bbit-tree-node-icon{
   -moz-opacity: 0.5;
   opacity:.5;
   filter: alpha(opacity=50);
}

.bbit-tree-node .bbit-tree-node-inline-icon{
	background:transparent;
}

.bbit-tree-node a:hover{
	text-decoration:none;
}



/* Fix for ie rootVisible:false issue */
.bbit-tree-root {
    zoom:1;
}


/****************************/
.bbit-tree-node-expanded .bbit-tree-node-icon{
	background-image:url(../../images/tree/folder-open.gif);
}

.bbit-tree-node-leaf .bbit-tree-node-icon{
	background-image:url(../../images/tree/leaf.gif);
}

.bbit-tree-node-collapsed .bbit-tree-node-icon{
	background-image:url(../../images/tree/folder.gif);
}

.bbit-tree-node-loading .bbit-tree-node-icon{
	background-image:url(../../images/tree/loading.gif) !important;
}

.bbit-tree-node .bbit-tree-node-inline-icon {
    background-image: none;
}

.bbit-tree-node-loading a span{
	 font-style: italic;
	 color:#444444;
}

.bbit-tree-lines .bbit-tree-elbow{
	background-image:url(../../images/tree/elbow.gif);
}

.bbit-tree-lines .bbit-tree-elbow-plus{
	background-image:url(../../images/tree/elbow-plus.gif);
}

.bbit-tree-lines .bbit-tree-elbow-minus{
	background-image:url(../../images/tree/elbow-minus.gif);
}

.bbit-tree-lines .bbit-tree-elbow-end{
	background-image:url(../../images/tree/elbow-end.gif);
}

.bbit-tree-lines .bbit-tree-elbow-end-plus{
	background-image:url(../../images/tree/elbow-end-plus.gif);
}

.bbit-tree-lines .bbit-tree-elbow-end-minus{
	background-image:url(../../images/tree/elbow-end-minus.gif);
}

.bbit-tree-lines .bbit-tree-elbow-line{
	background-image:url(../../images/tree/elbow-line.gif);
}

.bbit-tree-no-lines .bbit-tree-elbow-plus{
	background-image:url(../../images/tree/elbow-plus-nl.gif);
}

.bbit-tree-no-lines .bbit-tree-elbow-minus{
	background-image:url(../../images/tree/elbow-minus-nl.gif);
}

.bbit-tree-no-lines .bbit-tree-elbow-end-plus{
	background-image:url(../../images/tree/elbow-end-plus-nl.gif);
}

.bbit-tree-no-lines .bbit-tree-elbow-end-minus{
	background-image:url(../../images/tree/elbow-end-minus-nl.gif);
}

.bbit-tree-arrows .bbit-tree-elbow-plus{
    background-image:url(../../images/tree/arrows.gif);
}

.bbit-tree-arrows .bbit-tree-elbow-minus{
    background-image:url(../../images/tree/arrows.gif);
}

.bbit-tree-arrows .bbit-tree-elbow-end-plus{
    background-image:url(../../images/tree/arrows.gif);
}

.bbit-tree-arrows .bbit-tree-elbow-end-minus{
    background-image:url(../../images/tree/arrows.gif);
}

.bbit-tree-node{
	color:#000;
	font: normal 11px arial, tahoma, helvetica, sans-serif;
}

.bbit-tree-node a{
	color:#000;
}
.bbit-tree-node a span{
	color:#000;
}
.bbit-tree-node .bbit-tree-node-disabled a span{
	color:gray !important;
}
.bbit-tree-node .bbit-tree-node-over {
	background-color: #eee;
}

.bbit-tree-node .bbit-tree-selected {
	background-color: #d9e8fb;
}

/* 增加一个根图标样式 */
.root .bbit-tree-node-icon{
    background-image:url(../../images/tree/root.gif);
}