thanks choroba,
1 and 2 ... prove that is not wise to code when you have fever above 38.. i'll try to remember.
3. thanks, now i understand

L*
There are no rules, there are no thumbs..
Reinvent the wheel, then learn The Wheel; may be one day you reinvent one of THE WHEELS.

In reply to Re^3: Is tie inteded to be used in this way? Few question arise by Discipulus
in thread Is tie inteded to be used in this way? by Discipulus

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