title: The time zone ID 'CST' was not found on the local computer
body: <p>I am having problem in creating a shipment in MAC Operating System. In windows operating system the website works fine. Any Help would be appreciated</p>
  
  <p>Thanks.</p>
  
  <p>Code:</p>
  
  <pre><code>createOrUpdateShipment: function (shipmentHeader) {
  
  
  ----------
  
          var tzm= (/\((.*)\)/.exec(new Date().toString())[1]);
          return $http.post('/shipment/CreateOrUpdateShipment?tzm='+tzm, shipmentHeader)
      },
  </code></pre>
  
  <p>And in the Controller</p>
  
  <pre><code> public ActionResult CreateOrUpdateShipment(ShipmentInfo shipmentInfo, string tzm)
      TimeZoneInfo tzi = TimeZoneInfo.FindSystemTimeZoneById(tzm);
  shipmentInfo.ServiceInfo.READYDATETYPE =       TimeZoneInfo.ConvertTime(shipmentInfo.ServiceInfo.READYDATETYPE,tzi);  
  </code></pre>
  
  <p>Below Error I am getting when I try to create the shipment using MAC Operating System</p>
  
  <p>Getting error time zone not found exception. The time zone ID 'CST' was not found </p>
  
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