var sliderHeight = "0px";

	$(document).ready(function(){
		$('.slider').each(function () {
					var current = $(this);
					current.attr("box_h", current.height());
				}
		 );

		$(".slider").css("height", sliderHeight);

		$(".slider_menu").html('<a href="#" onclick="return false;">' + GuestbookTitle + '</a>'); // Schijf hier iets in het gastenboek.
		$(".slider_menu a").click(function() { openSlider() })
	});

	function openSlider()
	{
		var open_height = $(".slider").attr("box_h") + "px";
		$(".slider").animate({"height": open_height}, {duration: "slow" });

		$(".slider_menu").html('<a href="#" onclick="return false;">' + GuestbookClose + '</a>');
		$(".slider_menu a").click(function() { closeSlider() })
	}

	function closeSlider()
	{
		$(".slider").animate({"height": sliderHeight}, {duration: "slow" });

		$(".slider_menu").html('<a href="#" onclick="return false;">' + GuestbookTitle + '</a>');
		$(".slider_menu a").click(function() { openSlider() })
	}