diff --git a/php/old_amda/DateClass.php b/php/old_amda/DateClass.php
deleted file mode 100755
index b7be188..0000000
--- a/php/old_amda/DateClass.php
+++ /dev/null
@@ -1,70 +0,0 @@
-<?php
-/** @class DateClass
-*   $Id: DateClass.php 1131 2012-12-18 16:49:40Z elena $
-*   @brief extends DateTime class with createFromFormat for php 5.2
-*/
-
-
-class DateClass extends DateTime {
-
-public function getTimestamp(){
-    return $this->format ("U");
-}
-
-/**
-*    This function calculates the number of days between the first and the second date. Arguments must be subclasses of DateTime
-**/
-static function differenceInDays ($firstDate, $secondDate){
-    $firstDateTimeStamp = $firstDate->format("U");
-    $secondDateTimeStamp = $secondDate->format("U");
-    $rv = round ((($firstDateTimeStamp - $secondDateTimeStamp))/86400);
-    return $rv;
-}
-
-/**
-* This function returns an object of DateClass from $time in format $format. See date() for possible values for $format
-**/
-static function createFromFormat ($format, $time){
-    assert ($format!="");
-    if($time==""){
-        return new DateClass();
-    }
-
-    $regexpArray['Y'] = "(?P<Y>[12][90]\d\d)";       
-    $regexpArray['m'] = "(?P<m>0[1-9]|1[012])";
-    $regexpArray['d'] = "(?P<d>0[1-9]|[12][0-9]|3[01])";
-    $regexpArray['-'] = "[-]";
-    $regexpArray['.'] = "[\. /.]";
-    $regexpArray[':'] = "[:]"; 
-    $regexpArray['/'] = "[\/]";     
-    $regexpArray['space'] = "[\s]";
-    $regexpArray['H'] = "(?P<H>0[0-9]|1[0-9]|2[0-3])";
-    $regexpArray['i'] = "(?P<i>[0-5][0-9])";
-    $regexpArray['s'] = "(?P<s>[0-5][0-9])";
-
-    $formatArray = str_split ($format);
-    $regex = "";
-
-    // create the regular expression
-    foreach($formatArray as $character){
-        if ($character==" ") $regex = $regex.$regexpArray['space'];
-        elseif (array_key_exists($character, $regexpArray)) $regex = $regex.$regexpArray[$character];
-    }
-    $regex = "/".$regex."/";
-
-    // get results for regualar expression
-    preg_match ($regex, $time, $result);
-
-    // create the init string for the new DateTime
-    $initString = $result['Y']."-".$result['m']."-".$result['d'];
-
-// if no value for hours, minutes and seconds was found add 00:00:00
-    if (isset($result['H'])) $initString = $initString." ".$result['H'].":".$result['i'].":".$result['s'];
-    else {$initString = $initString." 00:00:00";}
-     
-    $newDate = new DateClass ($initString);
-    return $newDate;
-    }   
-}
-
-?>
--
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