function cancelHandler() { 
    $('.cancel').click(function(){
	if (this.href != document.location.href) {
	    document.location.replace(this.href);
	} else {
	    history.go(-1);
	}
        return false;
    });
}

function enableFilterPopups() {
    // category
    sliced_choices = $('#category_choices_sliced > li').size();
    all_choices = $('.category_choices_column > li').size();
    if (sliced_choices && all_choices && sliced_choices < all_choices) {
        $('#category_more').show();
    }
    // vicinity
    sliced_choices = $('#location_choices_sliced > li').size();
    all_choices = $('.location_choices_column > li').size();
    if (sliced_choices && all_choices && sliced_choices < all_choices) {
        $('#location_more').show();
    }

}


$(document).ready(
  function() {
    cancelHandler;
    enableFilterPopups();
  }
);