Use separate strings for host- and client-side disconnect buttons.

remoting/webapp/me2mom/_locales/en/messages.json

 {
   "ACCESS_CODE": {
     "message": "Access code",
     "description": "Label for the access code entry box. This is where the client user enters the code that permits access to the host."
   },
   "ACCESS_CODE_TIMER": {
     "message": "This access code will expire in $timeout$",
     "description": "Text displayed when the access code is due to time out within 30 seconds.",
     "placeholders": {
       "timeout": {
@@ skipping 27 matching lines @@
     "description": "Text shown when the app first starts, or if the access token is invalidated, explaining the need to authorize the Chromoting app before use."
   },
   "DESCRIPTION_CONNECT": {
     "message": "Ask the user whose computer you wish to access to click \u2018Share This Computer\u2019 and give you the access code.",
     "description": "Description for the client app. This is shown to the client user above the access code entry box before the connection is started. Note that the 'Share This Computer' quote should be copied verbatim from the corresponding translation."
   },
   "DESCRIPTION_SHARE": {
     "message": "With Chromoting you can easily and securely let another Chromium user see and control your computer.",
     "description": "Description for the host app. This is shown to the host above the 'Share This Computer' button user before the client connects."
   },
-  "DISCONNECT_BUTTON": {
-    "message": "Disconnect",
-    "description": "Label for the disconnect button, without keyboard shortcuts. Only used in case we aren't able to enable hot-key support."
-  },
   "DISCONNECT_BUTTON_PLUS_SHORTCUT_LINUX": {
     "message": "Disconnect (Ctrl+Alt+Esc)",
-    "description": "Label for the disconnect button including the Linux keyboard shortcut."
+    "description": "Label for the disconnect button including the Linux keyboard shortcut. Clicking this button disconnects the remote user."
   },
   "DISCONNECT_BUTTON_PLUS_SHORTCUT_MAC_OS_X": {
     "message": "Disconnect (\u2325\u2303\u238b)",

[garykac, 2011/10/11 18:01:58]

Unrelated to this CL. But we should use text instead of symbols here.

[Jamie, 2011/10/11 18:16:33]

Done.

-    "description": "Label for the disconnect button including the Mac OS X keyboard shortcut."
+    "description": "Label for the disconnect button including the Mac OS X keyboard shortcut. Clicking this button disconnects the remote user."
   },
   "DISCONNECT_BUTTON_PLUS_SHORTCUT_WINDOWS": {
     "message": "Disconnect (Ctrl+Alt+Esc)",
-    "description": "Label for the disconnect button including the Windows keyboard shortcut."
+    "description": "Label for the disconnect button including the Windows keyboard shortcut. Clicking this button disconnects the remote user."
+  },
+  "DISCONNECT_MYSELF_BUTTON": {
+    "message": "Disconnect",
+    "description": "Label for the client-side disconnect button. Clicking this button disconnects oneself from the host."
+  },
+  "DISCONNECT_OTHER_BUTTON": {
+    "message": "Disconnect",
+    "description": "Label for the host-side disconnect button, without keyboard shortcuts. Only used in case we aren't able to enable hot-key support. Clicking this button disconnects the remote user."
   },
   "ERROR_HOST_IS_OFFLINE": {
     "message": "The remote computer is not responding to connection requests. Please verify that it is online and try again.",
     "description": "Error that is shown on the client side when we don't get a response from the host."
   },
   "ERROR_INCOMPATIBLE_PROTOCOL": {
     "message": "An incompatible version of Chromoting was detected. Please make sure that you have the latest version of Chromium and Chromoting on both computers and try again.",
     "description": "Error that is shown on the client side when incompatible Chromoting versions are installed on host and client."
   },
   "ERROR_GENERIC": {
@@ skipping 132 matching lines @@
   },
   "VERIFYING_CODE": {
     "message": "Verifying access code\u2026",
     "description": "Message displayed on the client while the access code is verified."
   },
   "WARNING_NAT_DISABLED": {
     "message": "NOTE: Policy settings permit connections only between computers within your network.",
     "description": "Message displayed at the bottom of the host screen if local policy dictates that NAT traversal is disabled, meaning that connections outside the local network will not work."
   }
 }