Add text countdown for extend modal textarea.

www/aptui/js/status.js

@@ -106,6 +106,20 @@ function (_, sup, moment, ShowImagingModal,
 	    var win   = window.open(url, '_blank');
 	    win.focus();
 	});
+
+	// Setup the extend modal.
+	$('button#extend_button').click(function (event) {
+	    event.preventDefault();
+	    $('#why_extend').val('');
+	    // Countdown characters needed for a good story.
+	    $('#why_extend').on('focus keyup', function (e) {
+		var len   = $('#why_extend').val().length;
+		var left  = 120 - len;
+		var msg   = "You need at least " + left + " more characters";
+		$('#extend_counter_msg').html(msg);
+	    });
+	    sup.ShowModal('#extend_modal');
+	});
 	
 	// Handler for the Clone button.
 	$('button#clone_button').click(function (event) {

www/aptui/template/extend-modal.html

@@ -31,7 +31,10 @@
 		  </textarea>
 		</div>
 	      </div>		 
-              <br>
+	      <span style="font:normal 11px sans-serif;color:#B00400;">
+		<span id='extend_counter_msg'>&nbsp</span>
+	      </span>
+	      <br>
               <button class='btn btn-primary btn-sm align-center'
 	              id='request-extension'
                       type='submit' name='request'>Request Extension</button>

www/aptui/template/status.html

@@ -65,8 +65,7 @@
             Snapshot</button>
 	  <% } %>
 	  <button class='btn btn-xs btn-success' disabled
-		  id='extend_button' type=button
-		  data-toggle='modal' data-target='#extend_modal'>
+		  id='extend_button' type=button>
             Extend</button>
 	  <button class='btn btn-xs btn-danger' disabled
 		  id='terminate_button' type=button