$(document).ready(
  function()
  {

    // Lightbox
    $('#login_content').dialog({
      bgiframe: true,
      modal: true,
      closeOnEscape: true,
      resizable: false,
      autoOpen: false,
      position: ['right', 'top'],
    });
  });

$('#login_link').click(function(event){
  event.preventDefault();
  $('#login_content').dialog('open');
  $('#login_content').dialog({
    position: ['right', 'top'],
  });
});