$(function() {
	
	// delete contents of search field on focus, if nothing has been entered yet
	$('#search-field').addClass('original');
	$('#search-field.original').focus(function() {
		var el = $(this);
		if ( ! el.data('original_value')) {
			el.data('original_value', el.attr('value'));
		}
		if (el.attr('value') == el.data('original_value')) {
			el.attr({value: ''});
		}
		el.removeClass('original');
	});

	// restore original value of search field on blur, if nothing has been entered
	$('#search-field.original').blur(function() {
		if ($(this).attr('value') == '') {
			$(this).attr({
				value: $(this).data('original_value')
			}).addClass('original');
		}
	});
	
	// activate print button
	$('#footer .drucken').click(function (event) {
		event.preventDefault();
		window.print();
	}).show();
	
});