diff -uNr spice-0.11.3.orig/client/x11/red_window.cpp spice-0.11.3/client/x11/red_window.cpp
--- spice-0.11.3.orig/client/x11/red_window.cpp	2012-08-22 09:09:01.000000000 +0300
+++ spice-0.11.3/client/x11/red_window.cpp	2012-12-23 18:49:55.301199099 +0200
@@ -1717,7 +1717,7 @@
 void RedWindow::activate()
 {
     //todo: use _NET_ACTIVE_WINDOW
-    XSetInputFocus(x_display, _win, RevertToParent, CurrentTime);
+    //XSetInputFocus(x_display, _win, RevertToParent, CurrentTime);
     /* kwin won't raise on focus */
     XRaiseWindow(x_display, _win);
 }