diff --git a/mozilla/mail/base/content/ABSearchDialog.js b/mozilla/mail/base/content/ABSearchDialog.js
index 3a01258f4ba..ec7a3818953 100644
--- a/mozilla/mail/base/content/ABSearchDialog.js
+++ b/mozilla/mail/base/content/ABSearchDialog.js
@@ -332,6 +332,12 @@ function onCompose()
   AbNewMessage();
 }
 
+function AbResultsPaneKeyPress(event)
+{
+  if (event.keyCode == 13)
+    AbEditSelectedCard();
+}
+
 function AbResultsPaneDoubleClick(card)
 {
   AbEditCard(card);
diff --git a/mozilla/mail/base/content/ABSearchDialog.xul b/mozilla/mail/base/content/ABSearchDialog.xul
index cd6eb1a01ec..13f28e18524 100644
--- a/mozilla/mail/base/content/ABSearchDialog.xul
+++ b/mozilla/mail/base/content/ABSearchDialog.xul
@@ -111,6 +111,7 @@
         <tree id="abResultsTree" flex="1" enableColumnDrag="true" class="plain"
               context="threadPaneContext"
               onclick="AbResultsPaneOnClick(event);"
+              onkeypress="AbResultsPaneKeyPress(event);"
               onselect="this.view.selectionChanged();"
               sortCol="GeneratedName"
               persist="sortCol">
diff --git a/mozilla/mail/components/addrbook/content/addressbook.js b/mozilla/mail/components/addrbook/content/addressbook.js
index 64f8d977c53..fd35bd5233d 100644
--- a/mozilla/mail/components/addrbook/content/addressbook.js
+++ b/mozilla/mail/components/addrbook/content/addressbook.js
@@ -602,6 +602,12 @@ function SetStatusText(total)
   }
 }
 
+function AbResultsPaneKeyPress(event)
+{
+  if (event.keyCode == 13)
+    AbEditSelectedCard();
+}
+
 function AbResultsPaneDoubleClick(card)
 {
   AbEditCard(card);
diff --git a/mozilla/mail/components/addrbook/content/addressbook.xul b/mozilla/mail/components/addrbook/content/addressbook.xul
index 375cbb360a6..e3b47f0da52 100644
--- a/mozilla/mail/components/addrbook/content/addressbook.xul
+++ b/mozilla/mail/components/addrbook/content/addressbook.xul
@@ -602,6 +602,7 @@
       <tree id="abResultsTree" flex="1" enableColumnDrag="true" class="plain"
             context="abResultsTreeContext"
             onclick="AbResultsPaneOnClick(event);"
+            onkeypress="AbResultsPaneKeyPress(event);"
             onselect="this.view.selectionChanged();"
             sortCol="GeneratedName"
             minheight="100" height="100"