From f3e2fc58ec7a72f01adbceade7e418635b5e858e Mon Sep 17 00:00:00 2001
From: Vlastimil Sadilek <vsadilek@linuxbox.cz>
Date: Fri, 4 May 2018 14:23:02 +0200
Subject: [PATCH 1/2] Fix: undefined err,  undefined Exception

---
 core/base64.js  | 2 +-
 core/websock.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/core/base64.js b/core/base64.js
index 5182c295..48e28c31 100644
--- a/core/base64.js
+++ b/core/base64.js
@@ -100,7 +100,7 @@ export default {
 
         // If there are any bits left, the base64 string was corrupted
         if (leftbits) {
-            err = new Error('Corrupted base64 string');
+            var err = new Error('Corrupted base64 string');
             err.name = 'Base64-Error';
             throw err;
         }
diff --git a/core/websock.js b/core/websock.js
index a4959152..f9c1256c 100644
--- a/core/websock.js
+++ b/core/websock.js
@@ -267,7 +267,7 @@ Websock.prototype = {
         if (this._rQbufferSize > MAX_RQ_GROW_SIZE) {
             this._rQbufferSize = MAX_RQ_GROW_SIZE;
             if (this._rQbufferSize - this._rQlen - this._rQi < min_fit) {
-                throw new Exception("Receive Queue buffer exceeded " + MAX_RQ_GROW_SIZE + " bytes, and the new message could not fit");
+                throw new Error("Receive Queue buffer exceeded " + MAX_RQ_GROW_SIZE + " bytes, and the new message could not fit");
             }
         }
 

From 5858f472e3bf012cbffa5fbe449a2a237755da0b Mon Sep 17 00:00:00 2001
From: Vlastimil Sadilek <vsadilek@linuxbox.cz>
Date: Fri, 4 May 2018 14:23:45 +0200
Subject: [PATCH 2/2] Fix: IE11 Numpad5 compatibility when numlock off

This fix Numpad5 in Internet Explorer 11 if numlock state of host differs with numlock state of
VNC console.
---
 core/input/domkeytable.js | 2 +-
 core/input/vkeys.js       | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/input/domkeytable.js b/core/input/domkeytable.js
index 7103bba7..df85a635 100644
--- a/core/input/domkeytable.js
+++ b/core/input/domkeytable.js
@@ -75,7 +75,7 @@ addNumpad("PageUp", KeyTable.XK_Prior, KeyTable.XK_KP_Prior);
 // 2.5. Editing Keys
 
 addStandard("Backspace", KeyTable.XK_BackSpace);
-addStandard("Clear", KeyTable.XK_Clear);
+addNumpad("Clear", KeyTable.XK_Clear, KeyTable.XK_KP_Begin);
 addStandard("Copy", KeyTable.XF86XK_Copy);
 // - CrSel
 addStandard("Cut", KeyTable.XF86XK_Cut);
diff --git a/core/input/vkeys.js b/core/input/vkeys.js
index dc784ffd..d0f6d8e1 100644
--- a/core/input/vkeys.js
+++ b/core/input/vkeys.js
@@ -58,6 +58,7 @@ export default {
     0x63: 'Numpad3',
     0x64: 'Numpad4',
     0x65: 'Numpad5',
+    0x0c: 'Numpad5', // IE11 sends evt.keyCode: 12 when numlock is off
     0x66: 'Numpad6',
     0x67: 'Numpad7',
     0x68: 'Numpad8',