Update readme

readme.md

@@ -16,12 +16,12 @@ This addon only works with the classic version of Skype desktop, not the Electro
 All commands match those in the jaws scripts as closely as possible.
 
 * NVDA+Ctrl+0 through 9: read the 10 most recent messages when focus is on a conversation. This is implemented by the built-in app module, but has been enhanced so that it works  anywhere in Skype, not just when focus is inside the active conversation. This will be changed to alt+0 through 9 in the future.
-* Ctrl+1: moves focus to the contacts list.
+* Ctrl+1 (unimplemented): moves focus to the contacts list.
 * Ctrl+2: moves focus to the  recent conversations list.
 * Ctrl+3 (unimplemented): Moves focus to the list of active calls, if any. Active calls actually appear at the top of the recent conversations list, and are not in a separate list.
 * Ctrl+4: moves focus to the message history for the active conversation.
 * Ctrl+5: moves focus to the message input field for the active conversation.
-* Ctrl+6: virtualizes the message history for the active conversation for convenient review and copying. This is subject to change.
+* Ctrl+6: virtualizes the message history for the active conversation for convenient review and copying. This is subject to change. To virtualize more messages, press Ctrl+4 then home to move to the first message in the list, and press up arrow. This causes Skype to load more earlier messages.
 
 ## Changelog