diff --git a/suite/common/sidebar/customize.xul b/suite/common/sidebar/customize.xul
index 3dd3220ee888..81c62e6c91a3 100644
--- a/suite/common/sidebar/customize.xul
+++ b/suite/common/sidebar/customize.xul
@@ -17,6 +17,8 @@
   Reserved.
 
 -->
+
+<?xml-stylesheet href="chrome://sidebar/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://sidebar/skin/customize.css" type="text/css"?>
 
 <!DOCTYPE window SYSTEM "chrome://sidebar/locale/customize.dtd" >
diff --git a/suite/common/sidebar/preview.xul b/suite/common/sidebar/preview.xul
index 0f28b5dfb5a5..2938954de3ec 100644
--- a/suite/common/sidebar/preview.xul
+++ b/suite/common/sidebar/preview.xul
@@ -17,6 +17,8 @@
   Reserved.
 
 -->
+
+<?xml-stylesheet href="chrome://sidebar/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://sidebar/skin/preview.css" type="text/css"?>
 
 <!DOCTYPE window SYSTEM "chrome://sidebar/locale/preview.dtd" >
diff --git a/xpfe/components/sidebar/resources/Makefile.in b/xpfe/components/sidebar/resources/Makefile.in
index ac5d85acfc51..d99194697b03 100644
--- a/xpfe/components/sidebar/resources/Makefile.in
+++ b/xpfe/components/sidebar/resources/Makefile.in
@@ -49,6 +49,7 @@ CHROME_CONTENT	= \
 		$(NULL)
 
 CHROME_SKIN	= \
+		sidebar.css \
 		customize-panel.css \
 		customize.css \
 		sidebarOverlay.css \
diff --git a/xpfe/components/sidebar/resources/customize.xul b/xpfe/components/sidebar/resources/customize.xul
index 3dd3220ee888..81c62e6c91a3 100644
--- a/xpfe/components/sidebar/resources/customize.xul
+++ b/xpfe/components/sidebar/resources/customize.xul
@@ -17,6 +17,8 @@
   Reserved.
 
 -->
+
+<?xml-stylesheet href="chrome://sidebar/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://sidebar/skin/customize.css" type="text/css"?>
 
 <!DOCTYPE window SYSTEM "chrome://sidebar/locale/customize.dtd" >
diff --git a/xpfe/components/sidebar/resources/makefile.win b/xpfe/components/sidebar/resources/makefile.win
index 4abc415985ac..406ac4289316 100644
--- a/xpfe/components/sidebar/resources/makefile.win
+++ b/xpfe/components/sidebar/resources/makefile.win
@@ -45,6 +45,7 @@ CHROME_CONTENT = \
         $(NULL)
 
 CHROME_SKIN = \
+		.\sidebar.css \
         .\customize-panel.css \
         .\customize.css \
 	.\sidebarOverlay.css \
diff --git a/xpfe/components/sidebar/resources/panel-add-confirm.xul b/xpfe/components/sidebar/resources/panel-add-confirm.xul
index ceebf8cca2a9..d3816e694fa7 100644
--- a/xpfe/components/sidebar/resources/panel-add-confirm.xul
+++ b/xpfe/components/sidebar/resources/panel-add-confirm.xul
@@ -17,6 +17,8 @@
   Reserved.
 
 -->
+
+<?xml-stylesheet href="chrome://sidebar/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://sidebar/skin/customize.css" type="text/css"?>
 
 <!DOCTYPE window SYSTEM "chrome://sidebar/locale/customize.dtd" >
diff --git a/xpfe/components/sidebar/resources/panel-exists.xul b/xpfe/components/sidebar/resources/panel-exists.xul
index 58548e56b281..ae9003646cb3 100644
--- a/xpfe/components/sidebar/resources/panel-exists.xul
+++ b/xpfe/components/sidebar/resources/panel-exists.xul
@@ -17,6 +17,8 @@
   Reserved.
 
 -->
+
+<?xml-stylesheet href="chrome://sidebar/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://sidebar/skin/customize.css" type="text/css"?>
 
 <!DOCTYPE window SYSTEM "chrome://sidebar/locale/panel-exists.dtd" >
diff --git a/xpfe/components/sidebar/resources/preview.xul b/xpfe/components/sidebar/resources/preview.xul
index 0f28b5dfb5a5..2938954de3ec 100644
--- a/xpfe/components/sidebar/resources/preview.xul
+++ b/xpfe/components/sidebar/resources/preview.xul
@@ -17,6 +17,8 @@
   Reserved.
 
 -->
+
+<?xml-stylesheet href="chrome://sidebar/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://sidebar/skin/preview.css" type="text/css"?>
 
 <!DOCTYPE window SYSTEM "chrome://sidebar/locale/preview.dtd" >
diff --git a/xpfe/components/sidebar/resources/sidebar.css b/xpfe/components/sidebar/resources/sidebar.css
new file mode 100644
index 000000000000..13d577eefaf9
--- /dev/null
+++ b/xpfe/components/sidebar/resources/sidebar.css
@@ -0,0 +1 @@
+@import url(chrome://global/skin/);