$(document).ready(function(){
	$('#course_quickselect').bind('change', function(){
		window.location = $('#course_quickselect').val();
	});
	
	$('input.toggle_assignment, input.toggle_exam').bind('click', function(){
	  this.form.submit();
	});
	
	// lightboxes:
	if ($('#screens a').length > 0) {
  	$('#screens a').lightBox({
  	  imageLoading:  '/images/lightbox/lightbox-ico-loading.gif',
  	  imageBtnPrev:  '/images/lightbox/lightbox-btn-prev.gif',
  	  imageBtnNext:  '/images/lightbox/lightbox-btn-next.gif',
  	  imageBtnClose: '/images/lightbox/lightbox-btn-close.gif',
  	  imageBlank:    '/images/lightbox/lightbox-blank.gif'
  	});
  }

  var occurrence = $('.occurrence.new').show().clone().removeClass('new');
  $('.occurrence.new').remove();

  $('.occurrences').append('<a href="" class="add">Add Another</a>');
  $('.occurrences a.add').click(function() {
    occurrence.clone().insertBefore('.occurrences .add');

    return false;
  });
  $('.occurrences .occurrence:gt(0)').find('.field').append('<a href="#" class="remove">Remove</a>');
  $('.occurrences .occurrence:gt(0) .field .remove').click(function(){
    $(this).parent().remove();
  });
});