// IMG FADE

function slideSwitch() {
    var $active = $('#slideshow img.active');

    if ( $active.length == 0 ) $active = $('#slideshow img:last');

    // use this to pull the images in the order they appear in the markup
    var $next =  $active.next().length ? $active.next()
        : $('#slideshow img:first');

    // uncomment the 3 lines below to pull the images in random order
    
    // var $sibs  = $active.siblings();
    // var rndNum = Math.floor(Math.random() * $sibs.length );
    // var $next  = $( $sibs[ rndNum ] );


    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}

$(function() {
    setInterval( "slideSwitch()", 5000 );
});


$(document).ready(function()
{
	slide("#menu", 60, 15, 180, .7);
	
	if($('.showhide').length > 0){
		$('.showhide').toggle(
			function(){
				$(this).parent().next('.hidden').slideDown();
			},
			function(){
				$(this).parent().next('.hidden').slideUp();
			});
	}
});

function slide(navigation_id, pad_out, pad_in, time, multiplier)
{
	// creates the target paths
	var list_elements = navigation_id + " li";
	var link_elements = list_elements + " a";
	
	// initiates the timer used for the sliding animation
	var timer = 50;
	
	// creates the slide animation for all list elements 
	$(list_elements).each(function(i)
	{
		// margin top = - ([width of element] + [total vertical padding of element])
		$(this).css("margin-top","0px");
		// updates timer
		timer = (timer*multiplier + time);
		$(this).animate({ paddingBottom: "0" }, timer);
		$(this).animate({ paddingBottom: "30px" }, timer);
		$(this).animate({ paddingBottom: "0" }, timer);
	});

	// creates the hover-slide effect for all link elements 		
	$(link_elements).each(function(i)
	{
		$(this).hover(
		function()
		{
			$(this).animate({ paddingTop: pad_out }, 160);
		},		
		function()
		{
			$(this).animate({ paddingTop: pad_in }, 160);
		});
	});
}