diff -r 6f27ecf2a951 -r fd3a36e48b09 lib/Tools/display
--- a/lib/Tools/display	Mon Sep 19 14:31:20 2011 +0200
+++ b/lib/Tools/display	Mon Sep 19 14:40:38 2011 +0200
@@ -74,7 +74,6 @@
   PRIVATE_FILE="${ISABELLE_TMP:-/tmp}/$$"$(basename "$FILE")
   mv "$FILE" "$PRIVATE_FILE" || fail "Cannot move file: $FILE"
   $VIEWER "$PRIVATE_FILE"
-  sleep 5   #try to avoid races
   rm -f "$PRIVATE_FILE"
 else
   exec $VIEWER "$FILE"