diff -r cc75c76972ee -r c0432d11811c src/gui/kernel/qtooltip.cpp
--- a/src/gui/kernel/qtooltip.cpp	Wed Apr 21 12:15:23 2010 +0300
+++ b/src/gui/kernel/qtooltip.cpp	Wed Apr 21 20:15:53 2010 +0300
@@ -168,9 +168,9 @@
 
 QTipLabel::QTipLabel(const QString &text, QWidget *w)
 #ifndef QT_NO_STYLE_STYLESHEET
-    : QLabel(w, Qt::ToolTip), styleSheetParent(0), widget(0)
+    : QLabel(w, Qt::ToolTip | Qt::BypassGraphicsProxyWidget), styleSheetParent(0), widget(0)
 #else
-    : QLabel(w, Qt::ToolTip), widget(0)
+    : QLabel(w, Qt::ToolTip | Qt::BypassGraphicsProxyWidget), widget(0)
 #endif
 {
     delete instance;