$(document).ready(function(){
	
	// initilize form elements
	
	$("form input[autoclear]").each(function(i) {
		if (this.value == $(this).attr("autoclear")) {
			$(this).addClass("empty");
		}
	}).focus(function() {
		if ($(this).data("val") == undefined) { // first call
			if ($(this).attr("autoclear")) {
				// store the given original
				$(this).data("val", $(this).attr("autoclear"));
			} else {
				// use whats there as original
				$(this).data("val", this.value);
			}
		}
		if (this.value == $(this).data("val")) { // clear field
			this.value = '';
			$(this).removeClass("empty");
		}
	}).blur( function() {
		if (this.value == '') {
			$(this).addClass("empty");
			this.value = $(this).data("val");
		}
	});
	
	$("form input[verify=true]").click(function(e) {
		$formid = $(this).parents("form:first").attr("id");
		
		if ($("#" + $formid + " input[required=true]").hasClass("empty")) {
			alert("Please fill in required fields denoted by *.");
			return false;
		}
		
		$("#" + $formid + " input[autoclear]").each(function(i) {
			if ($(this).hasClass("empty")) {
				this.value = "";
			}
		});
	});

	$('a[href*=#]').click(function() {
		if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') && location.hostname == this.hostname) {
			var $target = $(this.hash);
			$target = $target.length && $target || $('[name=' + this.hash.slice(1) +']');
			if ($target.length) {
				var targetOffset = $target.offset().top;
				if (targetOffset == 0) {
					// found nothing or refering to top of page, ignore
					return false;
				}
				$('html,body').animate({scrollTop: targetOffset - 10}, 1000);
				
				pageTracker._trackEvent('Anchor', 'Scroll', location.pathname, this.hash);
				return false;
			}
		}
	});

	$("#issuecover").hover(
		function(e){
		$("#issuecoverhover").fadeIn(100);
		},
		function(e){
		$("#issuecoverhover").fadeOut(100);
		}
	);
	
	$("#issuecoverfooter").hover(
		function(e){
		$("#issuecoverfooterhover").fadeIn(100);
		},
		function(e){
		$("#issuecoverfooterhover").fadeOut(100);
		}
	);

	// lightbox initialization
	$(function() {
	//$('a[@rel*=lightbox]').lightBox(); // Select all links that contains lightbox in the attribute rel
	//$('.gallery a').lightBox(); // Select all links in object with gallery ID
	//$('a.lightbox').lightBox(); // Select all links with lightbox class
	//$('a').lightBox(); // Select all links in the page
	});
	
	$(".footeryear .archiveprev").click(function() {
		changefooteryear(-1, $(this));
	});
	
	$(".footeryear .archivenext").click(function() {
		changefooteryear(1, $(this));
	});
	
	function changefooteryear($yearoffset, $obj) {
		$year = parseInt($obj.parent().attr("year"));
		
		$yearelem = $("#footeryear-" + ($year + $yearoffset));
		$yeararchiveelem = $("#footerarchive-" + ($year + $yearoffset));

		if ($yearelem.size() != 0 && $yeararchiveelem.size() != 0) {
			$obj.parent().hide();
			$yearelem.show();
			$("#footerarchive-" + $year).hide();
			$yeararchiveelem.show();
		}
	}

	/*
	$(window).scroll(function() {
		if($("#navibar").offset().top < $(this).scrollTop()) {
			//alert("a");
			//$('#navibar ul').css('position', "fixed");
			$('#navibar ul').css('position', "fixed");
		} else {
			//alert($(this).scrollTop());	
			$('#navibar ul').css('position', "relative");
		}
	});
	*/
	
	$(window).scroll(function() {
		$navibar = $("#navibar");
		$navibarul = $('#navibar ul');
		//$navibarul.stop();
		
		if($navibar.offset().top > $(this).scrollTop()) {
			//$navibarul.animate({top: "0px"}, "10");
			$navibarul.css('top', '0px');
		} else {
			$val = $(this).scrollTop() - $navibar.offset().top;
			//$navibarul.animate({top: parseInt($val) + "px"}, "10");
			$navibarul.css('top', parseInt($val) + "px");
		}
	});


});