diff --git a/mozilla/toolkit/content/widgets/listbox.xml b/mozilla/toolkit/content/widgets/listbox.xml
index 4200224413e..4ce3f69c48c 100644
--- a/mozilla/toolkit/content/widgets/listbox.xml
+++ b/mozilla/toolkit/content/widgets/listbox.xml
@@ -602,7 +602,7 @@
       <handler event="keypress" phase="target">
       <![CDATA[
          if (!this.disableKeyNavigation && event.charCode > 0 && 
-             !event.altKey && !event.ctrlKey && !event.shiftKey && !event.metaKey) {
+             !event.altKey && !event.ctrlKey && !event.metaKey) {
            var key = String.fromCharCode(event.charCode);
            key = key.toLowerCase();
            if (event.timeStamp - this._lastKeyTime > 1000)
diff --git a/mozilla/toolkit/content/widgets/tree.xml b/mozilla/toolkit/content/widgets/tree.xml
index 423b37a218b..44cdb101c7f 100644
--- a/mozilla/toolkit/content/widgets/tree.xml
+++ b/mozilla/toolkit/content/widgets/tree.xml
@@ -485,7 +485,7 @@
          }
          else if (!this.disableKeyNavigation && event.charCode > 0 &&
                   !event.altKey && !this._isAccelPressed(event) &&
-                  !event.shiftKey && !event.metaKey) {
+                  !event.metaKey) {
            var key = String.fromCharCode(event.charCode);
            key = key.toLowerCase();
            if (event.timeStamp - this._lastKeyTime > 1000)
diff --git a/mozilla/xpfe/global/resources/content/bindings/listbox.xml b/mozilla/xpfe/global/resources/content/bindings/listbox.xml
index b10c1c1cb72..61e6092dec6 100644
--- a/mozilla/xpfe/global/resources/content/bindings/listbox.xml
+++ b/mozilla/xpfe/global/resources/content/bindings/listbox.xml
@@ -595,7 +595,7 @@
       <handler event="keypress" phase="target">
       <![CDATA[
          if (!this.disableKeyNavigation && event.charCode > 0 && 
-             !event.altKey && !event.ctrlKey && !event.shiftKey && !event.metaKey) {
+             !event.altKey && !event.ctrlKey && !event.metaKey) {
            var key = String.fromCharCode(event.charCode);
            key = key.toLowerCase();
            if (event.timeStamp - this._lastKeyTime > 1000)
diff --git a/mozilla/xpfe/global/resources/content/bindings/tree.xml b/mozilla/xpfe/global/resources/content/bindings/tree.xml
index 8d5a890c03a..d248677e8da 100644
--- a/mozilla/xpfe/global/resources/content/bindings/tree.xml
+++ b/mozilla/xpfe/global/resources/content/bindings/tree.xml
@@ -457,7 +457,7 @@
            }
          }
          else if (!this.disableKeyNavigation && event.charCode > 0 &&
-                  !event.altKey && !event.ctrlKey && !event.shiftKey && !event.metaKey) {
+                  !event.altKey && !event.ctrlKey && !event.metaKey) {
            var key = String.fromCharCode(event.charCode);
            key = key.toLowerCase();
            if (event.timeStamp - this._lastKeyTime > 1000)