CKEDITOR in PHP

<script src="http://www.dooleyproperties.com/wp-content/themes/dooleyproperties/js/ckeditor/ckeditor.js"></script>
<script>
if ( CKEDITOR.env.ie && CKEDITOR.env.version < 9 )
CKEDITOR.tools.enableHtml5Elements( document );
CKEDITOR.config.height = 150;
CKEDITOR.config.width = 'auto';
var initSample = ( function() {
var wysiwygareaAvailable = isWysiwygareaAvailable(),
isBBCodeBuiltIn = !!CKEDITOR.plugins.get( 'bbcode' );
return function() {
var editorElement = CKEDITOR.document.getById( 'txtContent' );
if ( isBBCodeBuiltIn ) {
editorElement.setHtml(
'Hello world!\n\n' +
'I\'m an instance of [url=http://ckeditor.com]CKEditor[/url].'
);
}
if ( wysiwygareaAvailable ) {
CKEDITOR.replace( 'txtContent' );
} else {
editorElement.setAttribute( 'contenteditable', 'true' );
CKEDITOR.inline( 'txtContent' );
}
};

function isWysiwygareaAvailable() {
if ( CKEDITOR.revision == ( '%RE' + 'V%' ) ) {
return true;
}
return !!CKEDITOR.plugins.get( 'wysiwygarea' );
}
} )();
</script>

   <form class="testimoform" action="testimonials.php" method="POST">
      <div class="content-box"><!-- Start Content Box -->
        <div class="content-box-content">
          <div> <!-- This is the target div. id must match the href of this div's tab -->
            <textarea class="fullwidth" id="txtContent" name="emailtxt2" rows=4 cols=30><? echo $etxt2->anEmail;?></textarea>
          </div>
          <!-- End #tab1 -->
        </div>
        <!-- End .content-box-content -->
     
      </div>
      <!-- End .content-box -->
      <br/>
      <a href="javascript:void(0);" class="Button" onclick="update_new_estimonial1(<?php echo $etxt2->ID;?>);" >Update</a>
    </form>
  </div>

  <script>
//For CKEDITOR

initSample();



function update_new_estimonial1(id){

var email_text = CKEDITOR.instances['txtContent'].getData();
var email_text = escape(email_text)
jQuery.ajax({
type:'POST',
data:{action:'update_new_estimonial',id:id,email_text:email_text},
url: '<?php echo  get_site_url(); ?>/wp-content/themes/dooleyproperties/action.php',
success: function(value) {
alert("Update data..");
//window.location.href = "<?php echo  get_site_url(); ?>/wp-admin/admin.php?page=manage_testimonials&w=2";
//location.reload();
},
});
}
</script>