Index: src/main_gui.cpp
===================================================================
--- src/main_gui.cpp	(revision 17146)
+++ src/main_gui.cpp	(working copy)
@@ -35,6 +35,8 @@
 #include "table/sprites.h"
 #include "table/strings.h"
 
+extern int _last_message_client_id; 
+
 static int _rename_id = 1;
 static int _rename_what = -1;
 
@@ -272,7 +274,7 @@
 			case WKC_ESC: ResetObjectToPlace(); break;
 			case WKC_DELETE: DeleteNonVitalWindows(); break;
 			case WKC_DELETE | WKC_SHIFT: DeleteAllNonVitalWindows(); break;
-			case 'R' | WKC_CTRL: MarkWholeScreenDirty(); break;
+			case 'R' | WKC_SHIFT: MarkWholeScreenDirty(); break;
 
 #if defined(_DEBUG)
 			case '0' | WKC_ALT: // Crash the game
@@ -349,6 +351,15 @@
 					ShowNetworkChatQueryWindow(DESTTYPE_TEAM, cio->client_playas);
 				}
 				break;
+			case WKC_CTRL | 'R': // send text to whomever messaged us last
+				if (_networking && _last_message_client_id > -1) {
+					const NetworkClientInfo *cio = NetworkFindClientInfoFromClientID((ClientID)_last_message_client_id);
+					if (cio == NULL) break;
+
+					ShowNetworkChatQueryWindow(DESTTYPE_CLIENT, cio->client_id);
+				}
+				break;
+
 #endif
 
 			default: return ES_NOT_HANDLED;
Index: src/network/network_client.cpp
===================================================================
--- src/network/network_client.cpp	(revision 17146)
+++ src/network/network_client.cpp	(working copy)
@@ -28,6 +28,8 @@
 
 /* This file handles all the client-commands */
 
+/* Keep track of the last user that message us privately */
+int _last_message_client_id = -1;
 
 /* So we don't make too much typos ;) */
 #define MY_CLIENT NetworkClientSocket::Get(0)
@@ -751,10 +753,14 @@
 		/* Display message from somebody else */
 		snprintf(name, sizeof(name), "%s", ci_to->client_name);
 		ci = ci_to;
+		if (ci != NULL && action == NETWORK_ACTION_CHAT_CLIENT) {
+			_last_message_client_id = ci->client_id;
+		}
 	}
 
-	if (ci != NULL)
+	if (ci != NULL) {
 		NetworkTextMessage(action, (ConsoleColour)GetDrawStringCompanyColour(ci->client_playas), self_send, name, msg, data);
+	}
 	return NETWORK_RECV_STATUS_OKAY;
 }
 
@@ -934,6 +940,8 @@
 /* Is called after a client is connected to the server */
 void NetworkClient_Connected()
 {
+	/* New server and new users connected to each id. */
+	_last_message_client_id = -1;
 	/* Set the frame-counter to 0 so nothing happens till we are ready */
 	_frame_counter = 0;
 	_frame_counter_server = 0;