--- a/QTfrontend/itemNum.cpp	Sat Dec 18 21:19:26 2010 +0300
+++ b/QTfrontend/itemNum.cpp	Sat Dec 18 23:02:39 2010 +0300
@@ -68,6 +68,8 @@
 
 void ItemNum::paintEvent(QPaintEvent* event)
 {
+  Q_UNUSED(event);
+
   QPainter painter(this);
 
   if (numItems==maxItems+1) {