diff --git a/public/stylesheets/context_menu.css b/public/stylesheets/context_menu.css
index f86e12e00..fd5a974c0 100644
--- a/public/stylesheets/context_menu.css
+++ b/public/stylesheets/context_menu.css
@@ -1,27 +1,27 @@
 #context-menu { position: absolute; z-index: 40; font-size: 0.9em;}
 
 #context-menu ul, #context-menu li, #context-menu a {
-	display:block;
-	margin:0;
-	padding:0;
-	border:0;
+    display:block;
+    margin:0;
+    padding:0;
+    border:0;
 }
 
 #context-menu ul {
-	width:150px;
-	border-top:1px solid #ddd;
-	border-left:1px solid #ddd;
-	border-bottom:1px solid #777;
-	border-right:1px solid #777;
-	background:white;
-	list-style:none;
+    width:150px;
+    border-top:1px solid #ddd;
+    border-left:1px solid #ddd;
+    border-bottom:1px solid #777;
+    border-right:1px solid #777;
+    background:white;
+    list-style:none;
 }
 
 #context-menu li {
-	position:relative;
-	padding:1px;
-	z-index:39;
-	border:1px solid white;
+    position:relative;
+    padding:1px;
+    z-index:39;
+    border:1px solid white;
 }
 #context-menu li.folder ul { position:absolute; left:168px; /* IE6 */ top:-2px; max-height:300px; overflow:hidden; overflow-y: auto; }
 #context-menu li.folder>ul { left:148px; }
@@ -31,20 +31,20 @@
 #context-menu.reverse-x li.folder>ul { right:148px; }
 
 #context-menu a {
-	text-decoration:none !important;
-	background-repeat: no-repeat;
-	background-position: 1px 50%;
-	padding: 1px 0px 1px 20px;
-	width:100%; /* IE */
+    text-decoration:none !important;
+    background-repeat: no-repeat;
+    background-position: 1px 50%;
+    padding: 1px 0px 1px 20px;
+    width:100%; /* IE */
 }
 #context-menu li>a { width:auto; } /* others */
 #context-menu a.disabled, #context-menu a.disabled:hover {color: #ccc;}
 #context-menu li a.submenu { background:url("../images/bullet_arrow_right.png") right no-repeat; }
 #context-menu li:hover { border:1px solid gray; background-color:#eee; }
 #context-menu a:hover {color:#2A5685;}
-#context-menu li.folder:hover { z-index:40; }		
+#context-menu li.folder:hover { z-index:40; }
 #context-menu ul ul, #context-menu  li:hover ul ul { display:none; }
-#context-menu li:hover ul, #context-menu li:hover li:hover ul {	display:block; }
+#context-menu li:hover ul, #context-menu li:hover li:hover ul { display:block; }
 
 /* selected element */
 .context-menu-selection { background-color:#507AAA !important; color:#f8f8f8 !important; }