title: How to change the default WindowsPhone 8 calendar
body: <p>I know that there is restriction to some parts of <strong>windowsphone core</strong>, and I completely understad that why these limitations setted. But As a corollary of my <strong>locale needs</strong>, I have to change the default calendar into <strong>Jalali (Persian) calendar</strong>.</p>
  
  <p>Up until now, there are different application that provide a simple or complicated <strong>Jalali calendar</strong>, but none of them can <strong>change the internal calendar of windowsPhone 8</strong>.</p>
  
  <p>Its change help us <strong>having Jalali calendar in all applications</strong> so I want to know thet <strong>Is it possible to change the default WindowsPhone 8 calendar to my local calendar?</strong></p>
  
  <p><strong>How can I do this?</strong></p>