diff --git a/README.md b/README.md
index ab1bb1d..77ce54d 100644
--- a/README.md
+++ b/README.md
@@ -2,9 +2,9 @@
 shellinabox
 ===========
 
+[![Build Status](https://drone.io/github.com/shellinabox/shellinabox/status.png)](https://drone.io/github.com/shellinabox/shellinabox/latest)
 [![Join the chat at https://gitter.im/shellinabox/shellinabox](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/shellinabox/shellinabox?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
-[![Build Status](https://drone.io/github.com/shellinabox/shellinabox/status.png)](https://drone.io/github.com/shellinabox/shellinabox/latest)
 
 This is unofficial fork of project **Shell In A Box**. Fork was created because
 original project is not maintained anymore and we cannot contact original
@@ -96,5 +96,12 @@ Issues
 
 All reported issues were imported from [Google Code Project Issues](https://code.google.com/p/shellinabox/issues/list).
 You can report new issues here, but first please try to reproduce them with package
-created from our sources.
+created from our sources. In new issue report please include following things:
 
+* Name and version of your operating system
+* Name and version of your browser
+* Version of shellinabox
+* Steps to reproduce the problem
+
+Also feel free to post any questions or comments in [shellianbox chat room](https://gitter.im/shellinabox/shellinabox)
+on Gitter.
diff --git a/shellinabox/vt100.jspp b/shellinabox/vt100.jspp
index 9f8fd8f..e06efca 100755
--- a/shellinabox/vt100.jspp
+++ b/shellinabox/vt100.jspp
@@ -987,12 +987,16 @@ VT100.prototype.initializeElements = function(container) {
     x                         += parent.offsetLeft;
     y                         += parent.offsetTop;
   }
+  // When zoom functionality is used, some browsers report container offsetWidth
+  // wrong by one pixel. This is the reason why widthDiff can be 0 or -1 pixel,
+  // and in this case variable isEmbedded is not set to true.
+  var widthDiff                = ((window.innerWidth ||
+                                   document.documentElement.clientWidth ||
+                                   document.body.clientWidth) - marginRight)
+                                 - (x + this.container.offsetWidth);
   this.isEmbedded              = marginTop != y ||
                                  marginLeft != x ||
-                                 (window.innerWidth ||
-                                  document.documentElement.clientWidth ||
-                                  document.body.clientWidth) -
-                                 marginRight != x + this.container.offsetWidth;
+                                 (widthDiff != 0 && widthDiff != -1);
   if (!this.isEmbedded) {
     // Some browsers generate resize events when the terminal is first
     // shown. Disable showing the size indicator until a little bit after