#1485343: fix _task setting in url

alecpl

2008-09-13 1038a66e8a6645d0c14acbe1fd1199f96a5bbbf2

 program/include/rcmail.php

@@ -895,6 +895,9 @@
    if (!$p['task'] || !in_array($p['task'], rcmail::$main_tasks))
      $p['task'] = $this->task;

    $p['_task'] = $p['task'];
    unset($p['task']);

    $url = './';
    $delm = '?';
    foreach (array_reverse($p) as $par => $val)