Index: _source/skins/kama/skin.js
===================================================================
--- _source/skins/kama/skin.js	(revision 4207)
+++ _source/skins/kama/skin.js	(working copy)
@@ -85,8 +85,8 @@
 			if ( CKEDITOR.env.webkit )
 			{
 				uiColorMenuCss = uiColorMenuCss.split( '}' ).slice( 0, -1 );
-				for ( var i in uiColorMenuCss )
-						uiColorMenuCss[ i ] = uiColorMenuCss[ i ].split( '{' );
+				for ( var i = 0 ; i < uiColorMenuCss.length ; i++ ) 
+					uiColorMenuCss[ i ] = uiColorMenuCss[ i ].split( '{' );
 			}
 
 			function addStylesheet( document )
@@ -100,18 +100,19 @@
 			
 			function updateStylesheets( styleNodes, styleContent, replace )
 			{
-				for ( var id in styleNodes )
+				var r, i, content;
+				for ( var id  = 0 ; id < styleNodes.length ; id++ )
 				{
 					if ( CKEDITOR.env.webkit )
 					{
 						// Truncate manually.
-						for ( var i = 0 ; i < styleNodes[ id ].$.sheet.rules.length ; i++ )
+						for ( i = 0 ; i < styleNodes[ id ].$.sheet.rules.length ; i++ )
 							styleNodes[ id ].$.sheet.removeRule( i );
 
-						for ( var i in styleContent )
+						for ( i = 0 ; i < styleContent.length ; i++ )
 						{
-							var content = styleContent[ i ][ 1 ];
-							for ( var r in replace )
+							content = styleContent[ i ][ 1 ];
+							for ( r  = 0 ; r < replace.length ; r++ )
 								content = content.replace( replace[ r ][ 0 ], replace[ r ][ 1 ] );
 
 							styleNodes[ id ].$.sheet.addRule( styleContent[ i ][ 0 ], content );
@@ -119,8 +120,8 @@
 					}
 					else
 					{
-						var content = styleContent;
-						for ( var r in replace )
+						content = styleContent;
+						for ( r  = 0 ; r < replace.length ; r++ )
 							content = content.replace( replace[ r ][ 0 ], replace[ r ][ 1 ] );
 
 						if ( CKEDITOR.env.ie )
Index: CHANGES.html
===================================================================
--- CHANGES.html	(revision 4207)
+++ CHANGES.html	(working copy)
@@ -64,6 +64,7 @@
 		<li><a href="http://dev.fckeditor.net/ticket/3568">#3568</a> : Dialogs now select all text when tabbing to text inputs.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/3727">#3727</a> : Cell Properties dialog was missing color selection option.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/3517">#3517</a> : Fixed "Match cyclic" field in Find & Replace dialog.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/4387">#4387</a> : Right clicking in Kama skin can lead to a javascript error.</li>
 	</ul>
 	<h3>
 		CKEditor 3.0</h3>