$(document).ready(function(){
$("table.styled tr:nth-child(odd)").addClass("alt");  // Add alt class to alternating rows on styled tables
$('a[href^="mailto:"]').addClass("email");  // Add class of "email" to all links that contain mailto:
$(".calendar-list dl:last").addClass("last-child");  // Fix first-child calendar bug
//$('img[@src$=.png].transparent, #nav-sub ul, div.mask').ifixpng();  // .png transparency fix


$(".table-container td a").parent().addClass("event"); // Add event class to month view 
$(".table-container td h4").parent().parent().parent().addClass("event"); // Add event class to month view 
if($("#select-gallery").children().length <= 2){ $(".gallery-teaser form").addClass("none"); $(".gallery select").addClass("none"); }
if($(".gallery-attachment dl.image-list dt").length > 1){$(".gallery-attachment .gallery-directional").removeClass("none");}

$(".gallery-attachment dl.image-list dt:first").addClass("active");
$(".gallery-attachment dl.image-list dd:first").addClass("active");
$(".gallery-attachment dl.image-list dt:not(.active)").addClass("none");
$(".gallery-attachment dl.image-list dd:not(.active)").addClass("none");
	
	var changeButtons = function(){
		// Change display state of buttons
		// If not first child or last child: display next and prev
		if( !$(".gallery-attachment dl.image-list dt:first").hasClass("active") && !$(".gallery-attachment dl.image-list dt:last").hasClass("active") ){
			$(".gallery-previous a").removeClass("disabled");
			$(".gallery-next a").removeClass("disabled");
		} 
		// If first child: display next, disable prev
		if( $(".gallery-attachment dl.image-list dt:first").is(".active") ){
			$(".gallery-next a").removeClass("disabled");
			$(".gallery-previous a").addClass("disabled");
		} 
		// If last child: display prev, disable next
		if( $(".gallery-attachment dl.image-list dt:last").is(".active") ){
			$(".gallery-previous a").removeClass("disabled");
			$(".gallery-next a").addClass("disabled");
		}
		
		SI_clearFooter();
	}
	
	var updateImages = function(){
		$(".gallery-attachment dl.image-list dt.active").addClass("none");
		$(".gallery-attachment dl.image-list dd.active").addClass("none");
		$(".gallery-attachment dl.image-list dt.active").removeClass("active");
		$(".gallery-attachment dl.image-list dd.active").removeClass("active");
	}
	
	$(".gallery-next a").click(function(){	
		if(!$(this).hasClass("disabled")){
			var nextImg = $(".gallery-attachment dl.image-list dd.active");
			updateImages();
			nextImg.next().removeClass("none");
			nextImg.next().next().removeClass("none");
			nextImg.next().addClass("active");
			nextImg.next().next().addClass("active");
			changeButtons();
		}
	});
	$(".gallery-previous a").click(function(){		
		if(!$(this).hasClass("disabled")){
			var prevImg = $(".gallery-attachment dl dt.active");
			updateImages();
			prevImg.prev().addClass("active");
			prevImg.prev().prev().addClass("active");
			prevImg.prev().removeClass("none");
			prevImg.prev().prev().removeClass("none");
			changeButtons();
		}
	});
	
	/* Add alt class to gallery thumbnails - Not being used yet */
	$(".gallery-thumbnails ul li:odd").addClass("alt");
		$('.file-toggle dl.file-list dd').css({'display' : 'none'});
		$('.file-toggle dl.file-list dt').addClass('enabled');
		$('.file-toggle dl.file-list dd').addClass('enabled');
		$('.file-toggle dl.file-list dt').click(function () { 
			if ($(this).next().is(':visible')) {
				$(this).removeClass('collapse');
			} else {
				$(this).addClass('collapse');
			}
			$(this).next().toggle();
			SI_clearFooter();
		});
		$('.file-toggle dl.file-group').prepend('<dt class="toggleCtrl"><a href="#" id="showallfiles" onclick="return false;">Show All</a> | <a href="#" id="hideallfiles" onclick="return false;">Hide All</a></dt>');
		$('a#showallfiles').click(function () { 
			$('.file-toggle dl.file-list dt').addClass('collapse');
			$('.file-toggle dl.file-list dd').css({'display' : 'block'});
			SI_clearFooter();
		});
		$('a#hideallfiles').click(function () { 
			$('.file-toggle dl.file-list dt').removeClass('collapse');
			$('.file-toggle dl.file-list dd').css({'display' : 'none'});
			SI_clearFooter();
		});
	
});