Aside from 

$pre=24*60*60*3;

[download]
being much clearer than 
$pre=259200;  # 24*60*3

[download]

not every day has 24*60*60 seconds. Your code is buggy.

In reply to Re^3: 3 days previous Date by ikegami
in thread 3 days previous Date by Anonymous Monk

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