diff --git a/src/main/java/org/dynmap/ClientConfigurationComponent.java b/src/main/java/org/dynmap/ClientConfigurationComponent.java
index 82da1775..51f3f9f7 100644
--- a/src/main/java/org/dynmap/ClientConfigurationComponent.java
+++ b/src/main/java/org/dynmap/ClientConfigurationComponent.java
@@ -20,7 +20,7 @@ public class ClientConfigurationComponent extends Component {
                 s(t, "spammessage", c.getString("spammessage", "You may only chat once every %interval% seconds."));
                 s(t, "webprefix", unescapeString(c.getString("webprefix", "[WEB] ")));
                 s(t, "defaultzoom", c.getInteger("defaultzoom", 0));
-                s(t, "sidebaropened", c.getBoolean("sidebaropened", false));
+                s(t, "sidebaropened", c.getString("sidebaropened", "false"));
                 
                 DynmapWorld defaultWorld = null;
                 String defmap = null;
diff --git a/src/main/resources/configuration.txt b/src/main/resources/configuration.txt
index fce4e341..daac4053 100644
--- a/src/main/resources/configuration.txt
+++ b/src/main/resources/configuration.txt
@@ -260,7 +260,7 @@ updaterate: 2000
 
 showplayerfacesinmenu: true
 
-# Set sidebaropened: true to pin menu sidebar opened
+# Set sidebaropened: 'true' to pin menu sidebar opened permanently, 'pinned' to default the sidebar to pinned, but allow it to unpin
 #sidebaropened: true
 
 joinmessage: "%playername% joined"
diff --git a/web/js/map.js b/web/js/map.js
index a571cdec..23a1ba47 100644
--- a/web/js/map.js
+++ b/web/js/map.js
@@ -145,10 +145,15 @@ DynMap.prototype = {
 		var panel;
 		var sidebar;
 		var pinbutton;
-		if(!me.options.sidebaropened) {
+			
+		if(me.options.sidebaropened != 'true') { // false or pinned
+			var pincls = 'pinned'
+			if(me.options.sidebaropened == 'false')
+				pincls = '';
+				
 			sidebar = me.sidebar = $('<div/>')
-				.addClass('sidebar')
-				.appendTo(container);
+					.addClass('sidebar ' + pincls)
+					.appendTo(container);
 
 			panel = $('<div/>')
 				.addClass('panel')
@@ -271,7 +276,7 @@ DynMap.prototype = {
 			.append(link=$('<input type="text" />'))
 			.data('link', link)
 			.appendTo(container);*/
-        if(!me.options.sidebaropened) {
+        if(me.options.sidebaropened != 'true') {
             $('<div/>')
                 .addClass('hitbar')
                 .appendTo(panel);