Give even higher z-index to menu

assets/stylesheets/rb_default/master_backlog.css

@@ -76,7 +76,7 @@
   background-color:#EFEFEF;
   border-right:none;
   width:30px;
-  z-index:2000; /* This ensures that it overlaps all other menus in the vicinity */
+  z-index:10000; /* This ensures that it overlaps all other menus in the vicinity */
 }
 .backlog .header .menu .icon{
   left:7px;
@@ -98,7 +98,7 @@
   padding:0;
   position:absolute;
   top:30px;
-  z-index:2000;
+  z-index:10000;
 }
 .backlog .header .menu .item{
   display: block;
@@ -109,6 +109,7 @@
   vertical-align: middle;
   white-space: nowrap;
   width:160px;
+  z-index:10000;
 }
 .backlog .header .menu .item:hover{
   background-color:#CC0000;
@@ -119,6 +120,7 @@
   height:100%;
   padding:6px;
   width:100%;
+  z-index:10000;
 }
 .backlog .header .menu .item:hover a{
   color:#FFFFFF;