var isie6 = ($.browser.msie && $.browser.version.substr(0,1)<7);
var isie = $.browser.msie;

$(document).ready(function () {
    png_fix_all();
    setupSlideshow();
    setupChauff();
    $("#main.tour .scrollable").scrollable({ size: 10, disabledClass: 'hiddenElem' });
    $('#main.tour #slideshow2 .items img').click(function () { // other way of if is main.tours .. :P
        $('#main.tour #slideshow2 .slide img').attr('src', $(this).attr('longdesc'));
        $('#descr').html($(this).attr('longdesc2'));
    });
});

var isanim = false;
function setupChauff() {
	
	if(! $('body').is('.chauff')) return;
	$("#slideshow .slide").width($("#slideshow .slides").outerWidth() - $("#slideshow .scroll-pane").outerWidth() + 20 + 'px');

	$(window).bind("resize", function() {
		$("#slideshow .slide").width($("#slideshow .slides").outerWidth() - $("#slideshow .scroll-pane").outerWidth() + 20 + 'px');
	}); 
	
	$("#slideshow .btn-up, #slideshow .btn-down").click(function() {
	if(isanim) return;
		isanim = true;
		var it = $("#slideshow .items");
		var t = parseInt(it.css('top'));
		var lim = it.outerHeight();
		var scroll = it.find("li").outerHeight(true);
		
		var dir = $(this).is('.btn-down') ? 1 : -1;
		if(dir < 0) {
			scroll *= Math.min(((it.find("li").length + (t-18)/scroll) - 3), 3);
		}
		else {	
			scroll *= Math.min( Math.abs((t-18)/scroll), 3 );
		}
		var newTop = ((dir > 0) ? ((dir * t >= 0) ? 0 : 1 ) : (t > scroll - lim? 1 : 0) ) * (dir * scroll) + t + 'px';
		it.animate({
			top: newTop
		}, 800, function() {isanim=false;});
	});
	// Thumbnails small screen fix :P
	if($('body').width()<1100) {
		$('ul.thumbs img').width('80px');
		$('ul.thumbs').css('margin-left', '-750px');
	};
}

var sl_isanim = 0;
function switchSlide(obj) {
	if(sl_isanim) return;
	var nb = $(obj).parent().prevAll().length + 1;
	if(true) {
		if(true) {
			sl_isanim = 2;
			$('#slideshow .slides .slide:visible').fadeOut(function() {sl_isanim--;
				if(!sl_isanim)
					$('#slideshow').animate({height: ($('#slideshow .slides .slide:visible').outerHeight() - 20 + 'px')}, 400);
			});
			$('#slideshow .slides .sl-'+nb).fadeIn(function() {sl_isanim--;
				if(!sl_isanim)
					$('#slideshow').animate({height: ($('#slideshow .slides .slide:visible').outerHeight() - 20 + 'px')}, 400);
			});
			if(isie) {
				
			}
			$('#slideshow .sl-nav .btn-sl').removeClass('act');
			$('#slideshow .sl-nav .sl-'+nb).addClass('act');		
		} else {
			$('#slideshow .slides .slide:visible').hide();
			$('#slideshow .slides .sl-'+nb).show();
		}	
	}
}

function setupSlideshow() {
	if(!$('body').is('home')) return;
	$('#slideshow img').load(function(){
		$('#slideshow').height($('#slideshow .slides .slide:visible').outerHeight() - 20 + 'px');
	});
	$("#slideshow a.btn-sl").click(function() { switchSlide(this); });
	$("#slideshow a.btn-next").click(function() {
		var nb = $("#slideshow .slide:visible").prevAll().length + 1;
		nb++; nb%=$("#slideshow .slide").length + 1; // change number of slides here (total slides + 1) !!!
		switchSlide($('#slideshow .sl-nav .sl-'+ nb));
	});
	$("#slideshow a.btn-prev").click(function() {
		var total = $("#slideshow .slide").length + 1;
		var nb = $("#slideshow .slide:visible").prevAll().length + 1;
		nb--; if(nb<=0) nb = total - 1; nb%=total; // change number of slides here (total slides + 1) !!!
		switchSlide($('#slideshow .sl-nav .sl-'+ nb));
	});
}


function png_fix_all() {
	if(isie6) {
		DD_belatedPNG.fix('.pngfix');
	}
}