diff --git a/src/assets/zTree/css/zTreeStyle/zTreeStyle.css b/src/assets/zTree/css/zTreeStyle/zTreeStyle.css
index a97979f65..d178df759 100644
--- a/src/assets/zTree/css/zTreeStyle/zTreeStyle.css
+++ b/src/assets/zTree/css/zTreeStyle/zTreeStyle.css
@@ -28,9 +28,68 @@ website:	http://code.google.com/p/jquerytree/
 .ztree li span {line-height:16px; margin-right:2px}
 .ztree li span.button {line-height:0; margin:0; width:16px; height:16px; display: inline-block; vertical-align:middle;
 	border:0 none; cursor: pointer;outline:none;
-	background-color:transparent; background-repeat:no-repeat; background-attachment: scroll;
-	background-image:url("./img/zTreeStandard.png"); *background-image:url("./img/zTreeStandard.gif")}
-
+	/*background-color:transparent; background-repeat:no-repeat; background-attachment: scroll;*/
+	/*background-image:url("./img/zTreeStandard.png"); *background-image:url("./img/zTreeStandard.gif")*/
+}
+.ztree li span.button.roots_open{
+	width: 0px !important;
+	height: 0px !important;
+	border-left: 5px solid transparent;
+	border-right: 5px solid transparent;
+	border-top: 5px solid rgb(192, 196, 204);
+}
+.ztree li span.button.roots_close{
+	width: 0px !important;
+	height: 0px !important;
+	border-bottom: 5px solid transparent;
+	border-left: 5px solid rgb(192, 196, 204);
+	border-top: 5px solid transparent;
+	margin-right: 5px;
+}
+.ztree li span.button.center_open{
+	width: 0px !important;
+	height: 0px !important;
+	border-left: 5px solid transparent;
+	border-right: 5px solid transparent;
+	border-top: 5px solid rgb(192, 196, 204);
+}
+.ztree li span.button.center_close{
+	width: 0px !important;
+	height: 0px !important;
+	border-bottom: 5px solid transparent;
+	border-left: 5px solid rgb(192, 196, 204);
+	border-top: 5px solid transparent;
+	margin-right: 5px;
+}
+.ztree li span.button.bottom_open{
+	width: 0px !important;
+	height: 0px !important;
+	border-left: 5px solid transparent;
+	border-right: 5px solid transparent;
+	border-top: 5px solid rgb(192, 196, 204);
+}
+.ztree li span.button.bottom_close{
+	width: 0px !important;
+	height: 0px !important;
+	border-bottom: 5px solid transparent;
+	border-left: 5px solid rgb(192, 196, 204);
+	border-top: 5px solid transparent;
+	margin-right: 5px;
+}
+.ztree li a.curSelectedNode {
+	border: 1px solid transparent !important;
+	color: #2d8cf0;
+	background: transparent;
+}
+.ztree li ul.line {
+	background: transparent;
+}
+.ico_open {
+	width: 2px !important;
+}
+.ico_close {
+	width: 2px !important;
+}
 .ztree li span.button.chk {width:13px; height:13px; margin:0 3px 0 0; cursor: auto}
 .ztree li span.button.chk.checkbox_false_full {background-position:0 0}
 .ztree li span.button.chk.checkbox_false_full_focus {background-position:0 -14px}