////////////////////////////////////////////////////////////////////////////////
//	! Log des evenements @ Google Analytics

function ga_log(category, action, label, value)
{
	if(ANALYTICS_ID != undefined && category && action && label)
	{
		ga('send', 'event', category, action, label);
	}
}

////////////////////////////////////////////////////////////////////////////////
//	! Mise à jour du slider lors de l'utilisation des boutons prev/next du navigateur

$(window).on('hashchange',function()
{ 
    var hash_arr = document.location.hash.split('-');
	hash_id  = hash_arr[hash_arr.length-1];
	hash_id = page_id_to_slides_index[hash_id];
	if (hash_id!=0 && hash_id!=undefined)
	{
		// location.hash.slice(1)
		var slider = $(".royalSlider").data('royalSlider');
	    slider.goTo(hash_id);
	}
});

////////////////////////////////////////////////////////////////////////////////
//	!

$(document).ready(function($)
{
	var hash_arr = document.location.hash.split('-');
	console.log(hash_arr);
	hash_id  = hash_arr[hash_arr.length-1];
	hash_id = page_id_to_slides_index[hash_id];
	if (hash_id!=0 && hash_id!=undefined)
	{
		$('.sommaire-footer').show();
	}


	$('#link-bas').bind('mousedown', function(e)
	{
		//alert('yo');
		//ga_log('ERGONOMIE', 'BOTTOM', 'Retour haut de page', '');
		
		$('body, html').animate({ scrollTop: $('#contenu').offset().top }, 1000);
		
		//$('body').animate({scrollTop: 0}, 500, null);
	    e.preventDefault();
	    return false;
	});
	
	// ------------------------------------------------
	
	$('#scroll_to_top').bind('mousedown', function(e)
	{
		ga_log('ERGONOMIE', 'BOTTOM', 'Retour haut de page', '');
		
	    $('html').animate({scrollTop: 0}, 600, function(){});
	    $('body').animate({scrollTop: 0}, 500, null);
	    e.preventDefault();
	    return false;
	});

	$('#scroll_to_next').bind('mousedown', function(e)
	{
		ga_log('ERGONOMIE', 'BOTTOM', 'Article suivant ', '');
		
	    $('html').animate({scrollTop: 0}, 600, function(){});
	    $('body').animate({scrollTop: 0}, 600, function()
	    {
			var slider = $(".royalSlider").data('royalSlider');
			var index = slider.currSlideId+1;
			$('#dates-nav a.current').toggleClass('current');
			$('#dates-nav a:eq('+index+')').toggleClass('current');
	    	slider.next();
	    });
	    
	    e.preventDefault();
	    return false;
	});
	
	$('#scroll_to_prev').bind('mousedown', function(e)
	{
		ga_log('ERGONOMIE', 'BOTTOM', 'Article précédent', '');
		
	    $('html').animate({scrollTop: 0}, 600, function(){});
	    $('body').animate({scrollTop: 0}, 600, function()
	    {
			var slider = $(".royalSlider").data('royalSlider');
			var index = slider.currSlideId-1;
			$('#dates-nav a.current').toggleClass('current');
			$('#dates-nav a:eq('+index+')').toggleClass('current');
			
	    	slider.prev();
	    });
	    
	    e.preventDefault();
	    return false;
	});
	/*
	$('html').keyup(function(event)
	{
		if (event.keyCode == '37') {
			$('html, body').animate({scrollTop: 0}, 600, function(){});
			ga_log('ERGONOMIE', 'CLAVIER', 'Article précédent', '');
			// $('#scroll_to_prev').trigger('mousedown');	
		}
		else if (event.keyCode == '39') {
			$('html, body').animate({scrollTop: 0}, 600, function(){});
			ga_log('ERGONOMIE', 'CLAVIER', 'Article suivant', '');
			// $('#scroll_to_next').trigger('mousedown');	
		}
  	});
  		
	$('.sommaire a.opener').bind('click', function(e)
	{
		ga_log('ERGONOMIE', 'HEADER', 'Sommaire', '');
	    $('#sommaire-numero').height($(document).height());
	    $('#sommaire-numero').slideToggle(400, null);
	    $('html, body').animate({scrollTop: 0}, 400, function(){});

	    e.preventDefault();
	    return false;
	});
	$('#navigation .titre a').bind('mousedown', function(e)
	{
		ga_log('ERGONOMIE', 'HEADER', 'Accueil', '');
	    $('html').animate({scrollTop: 0}, 600, function(){});
	    $('body').animate({scrollTop: 0}, 600, function()
	    {
			var slider = $(".royalSlider").data('royalSlider');
	    	slider.goTo(0);
	    });
	    
	    e.preventDefault();
	    return false;
	});
	$('#navigation .titre a img').load(function ()
	{
		$(this).fadeIn(200, null);
	});
	*/
	// ------------------------------------------------
	
	$(window).resize(function ()
	{
		var window_h = $(window).height();
		var window_w = $(window).width();
		var slides_h = 0;
		var slides_w = 0;
		var format   = '';
		var offset_w = 0;
		var offset_h = 0;
		



		
		slides_h = window_h;
		slides_w = window_w; // Math.round(window_h * 1.33);
		
		offset_w = Math.round((slides_w - window_w)/2);
		
		if (window_w > window_h) // Format paysage
		{
			format   = 'paysage';
		}
		else // Format portrait
		{
			format   = 'portrait';
		}
		
		// ----------------------------
		
		$('#wrap-slider').height( slides_h );
		$('#wrap-slider').width( slides_w );
		$('.rsArrow').css('top', ((slides_h-$('.rsArrow:eq(0)').height()) / 2 ) +'px');
		$('#sommaire-numero').height($(document).height());
		
		// ----------------------------
		var output_css = '';
		for(z=1; z<10; z++)
		{
			output_css += '#wrapinfos .mover.h'+z+' { height :'+(z * Math.round(window_h*0.95/10))+'px !important; }'+"\n";
			output_css += '#wrapinfos .mover.y'+z+' { margin-top :'+(z * Math.round(window_h*0.95/10))+'px !important; }'+"\n";
		}
		
		var style = document.createElement('style');
		script = document.getElementsByTagName('script')[0];
		script.parentNode.insertBefore(style, script);
		if (document.styleSheets) {}
		try {
			style.innerHTML = output_css;
		}
		//IE fix
		catch(error){
			style.styleSheet.cssText = output_css;
		}		
		
		/*
		try{
			$('#dynamic_css').html(output_css);
		}
		//IE fix
		catch(error){
			$('#dynamic_css').styleSheet.cssText = styles;
		}
		*/	
		
		
		/*
		$('#dynamic_css').remove();
		$('head').find('#dynamic_css').remove();		
		$('head').append('<style id="dynamic_css">'+output_css+'</style>');
		*/

//		$('<style id="dynamic_css">'+output_css+'</style>').insertBefore('#souspages');
//		$('#dynamic_css').html(output_css);
//		$('<style id="dynamic_css">'+output_css+'</style>').insertBefore('#souspages');
		

		// $('<style id="dynamic_css">'+output_css+'</style>').insertBefore('#souspages');
		/*
		$('#dynamic_css').html(output_css);
		*/
		// ----------------------------
		/*
		var output = format;
		output += '<br />FENETRE : '+ window_w +' / '+ window_h;
		output += '<br />SLIDER : '+ slides_w +' / '+ slides_h;
		output += '<br />OFFSET : '+ offset_w +' / '+ offset_h;
		*/
	});
	
	// ------------------------------------------------
	// A conserver avant l'initialisation de royalSlider
	
	slides_contents = new Array();
	
	$('.wrapinfos a').each(function()
	{
	    var ids_arr = $(this).attr('href').split(',');
	    var page_id = ids_arr[2];
	    
	    $(this).attr('rel', page_id);	    
	});
	/*
	$('#sommaire a').each(function()
	{
	    var ids_arr = $(this).attr('href').split(',');
	    var page_id = ids_arr[2];
	    $(this).attr('rel', page_id);	    
	    
	    $(this).bind('click', function(e)
	    {
		    
	        var i = page_id_to_slides_index[$(this).attr('rel')];
	        ga_log('ERGONOMIE', 'SOMMAIRE', page_id_to_page_title[slides_index_to_page_id[i]], '');
	        
	        var slider = $(".royalSlider").data('royalSlider');
	        // alert(page_id_to_page_title[slides_index_to_page_id[i]]);
	        $('html').animate({scrollTop: 0}, 600, function(){});
	        $('body').animate({scrollTop: 0}, 600, function()
	        {
	        	slider.goTo(i);
	        });

			$('.sommaire a.opener').trigger('click');
			
	        e.preventDefault();				
	        return false;		
	    });
	});
	*/
	// ------------------------------------------------
	
	$('.rsContent').each(function()
	{
		// $(this).find('#scroll_to_article').addClass('scroll_to_article');
		var pid  = $(this).attr('rel');
		var info = $(this).find('.wrapinfos').html();
		slides_contents[pid] = info;
	});
	
	// ------------------------------------------------
	
	$('.royalSlider').royalSlider({			
	    autoScaleSlider			: false,
	    imageScaleMode			: 'fill',
	    controlNavigation		: 'none',
	    
	    usePreloader			: true,
	    numImagesToPreload		: 1,
	    /*
	    navigateByClick			: true,
	    sliderDrag				: true,
	    sliderTouch				: true,
	    */
	    startSlideId			: hash_id ? hash_id : 0,
	    slidesSpacing			: 0,
	    
	    arrowsNav				: true,
	    arrowsNavAutoHide		: false,
	    arrowsNavHideOnTouch	: false,
	    keyboardNavEnabled		: true,
	    
	    slideTransitionType		: 'move',
	    transitionSpeed 		: 1000,
	    loop					: false
	});
	
	// ------------------------------------------------
	
	var slider = $(".royalSlider").data('royalSlider');

	slider.ev.on('rsBeforeAnimStart', function(event) {
		var index = slider.currSlideId;
		$('#dates-nav a.current').toggleClass('current');
	});	
	
	slider.ev.on('rsAfterSlideChange', function(e, slideObject) {
		var index = slider.currSlideId;
		$('#dates-nav a:eq('+index+')').toggleClass('current');
		console.log(index);
	});	
	
	$('.rsArrow').bind('click', function()
	{
		$('#html').animate({scrollTop: 0}, 600);
	});
	$('.rsArrowLeft').bind('click', function()
	{
		ga_log('ERGONOMIE', 'SLIDER', 'Article précédent', '');
		
		$('#html').animate({scrollTop: 0}, 600);
	});
	$('.rsArrowRight').bind('click', function()
	{
		ga_log('ERGONOMIE', 'SLIDER', 'Article suivant', '');
		
		$('.rsArrowLeft').show();
		
		$('#html').animate({scrollTop: 0}, 600);
	});
	
	// ------------------------------------------------
	// Navigation par les dates
	
	if ($('#dates-nav').length)
	{
		$('#dates-nav a').bind('click', function(e)
		{
			var t = $(this);
			var id = $(this).attr('rel');
			var i  = page_id_to_slides_index[id];
    		var slider = $(".royalSlider").data('royalSlider');
    		
    		// console.log( (i+1) +' : '+ page_id_to_page_cle[id]);
    		
    		$('#dates-nav a.current').toggleClass('current');
    		t.toggleClass('current');
    		
    		$('html').animate({scrollTop: 0}, 600, function(){});
    		$('body').animate({scrollTop: 0}, 600, function()
    		{
    			slider.goTo(i);
    		});
    		
    		e.preventDefault();				
    		return false;
		});
	}
	
	$('#dates-nav a:eq('+hash_id+')').trigger('click');
		
	
	// ------------------------------------------------
	
	$(window).resize();
	
	// ------------------------------------------------

	initied = true;

	slide_text_init(0);

	var slider  = $(".royalSlider").data('royalSlider');
    var index   = slider.currSlideId;
	var slides_colors = ['#333333','#8b3a5a','#05596f','#D17E00','#1B753A','#9B4F2A','#7f5d25','#014746','#5F2B50','#005459','#B28B00','#006200','#F27A3F','#BF0097','#E45172'];
	$('.contenu-navigation-bas').css('background-color', slides_colors[index]);

});


////////////////////////////////////////////////////////////////////////////////
//	!

function contenu_load_content(page_id)
{
	if (page_id && page_id != undefined)
	{
		var data_str  = 'id='+ page_id;	
		
		$.ajax({
		    cache: false,
		    type: "GET",
		    url: "/templates/aa-frise-150-ans/magazine-contenu.php",
		    data: data_str, 
		    success: function(feedback)
		    {	
		    	$('#souspages').html(feedback);
		    	contenu_load_content_callback();
		    }
		});	
	}
	
}

////////////////////////////////////////////////////////////////////////////////
//	!

function contenu_load_content_callback()
{
	// SOMMAIRE
	/*
	if ($('.contenu-souspage.sommaire').length)
	{
		$('.contenu-souspage.sommaire a').each(function()
		{
			var ids_arr = $(this).attr('href').split(',');
			var page_id = ids_arr[2];
			$(this).attr('rel', page_id);
			
			$(this).bind('click', function(e)
			{
				var i = page_id_to_slides_index[$(this).attr('rel')];
				
				ga_log('ERGONOMIE', 'SOMMAIRE', page_id_to_page_title[slides_index_to_page_id[i]], '');
				
				var slider = $(".royalSlider").data('royalSlider');
				$('html').animate({scrollTop: 0}, 600, function(){});
				$('body').animate({scrollTop: 0}, 600, function()
				{
					slider.goTo(i);
				});
				
				e.preventDefault();				
				return false;		
			});
		});
		$('.sommaire-footer').slideUp();
	}
	else
	{
		$('.sommaire-footer').slideDown();
	}
	
	$('.sommaire-footer a').each(function()
	{
	    var ids_arr = $(this).attr('href').split(',');
	    var page_id = ids_arr[2];
	    $(this).attr('rel', page_id);
	    
	    $(this).bind('click', function(e)
	    {
	    	var i = page_id_to_slides_index[$(this).attr('rel')];
	    	
	    	ga_log('ERGONOMIE', 'FOOTER', page_id_to_page_title[slides_index_to_page_id[i]], '');
	    	
	    	var slider = $(".royalSlider").data('royalSlider');
	    	
	    	$('html').animate({scrollTop: 0}, 600, function(){});
			$('body').animate({scrollTop: 0}, 600, function()
	    	{
	    		slider.goTo(i);
	    	});
	    	
	    	e.preventDefault();				
	    	return false;		
	    });
	});
	*/
	
	// Mise à jour de l'url
	
	var u = window.location;
	var mess = ''+u;
	var slider 	= $(".royalSlider").data('royalSlider');
	var index 	= slider.currSlideId;
	
	var page_id	= slides_index_to_page_id[index];
	document.location.hash  = page_id_to_page_cle[page_id];
	var url = href_base+ ''+ page_id_to_page_url[page_id];
	
	var hash_arr = document.location.hash.split('-');
	hash_id  = hash_arr[hash_arr.length-1];
	hash_id = page_id_to_slides_index[hash_id];
	if (hash_id != main_slide_id)
	{
		main_slide_id = hash_id;
		
	 	ga('send', 'pageview', {
	    	'page': url,
			'title': page_id_to_page_title[page_id]
		});
	}
	
	if (index)
	{
		$('#scroll_to_prev').show();
	}
	else
	{	
	 	$('#scroll_to_prev').hide();
	}
	
	// ------------------------------------------------
	// Navigation depuis le sommaire
	
	
	if ($('#sommaire').length)
	{
		console.log('init sommaire');
		
		$('#sommaire a').bind('click', function(e)
		{
			console.log('click');
			$('html, body').animate({scrollTop: 0}, 600, function(){});
    		
    		// e.preventDefault();				
    		// return false;
		});
	}
	


	links_check_alternates();
	
	lazyload_apply();
}

function lazyload_apply()
{
	$('.contenu-souspage img').each(function ()
	{
	    $(this).attr('data-original', $(this).attr('src')).attr('src', '').addClass('lazy');
	});
	
	$('.contenu-souspage img.lazy').load(function() {
		$(this).addClass('ld');
	});
	
	$('.contenu-souspage img.lazy').lazyload({
	    effect : "fadeIn"
	    /*
	    load   : function(){}
	    */
	});
}

////////////////////////////////////////////////////////////////////////////////
//	!

function slide_text_init (slide_index)
{
	if (initied)
	{
		initied = false;
		
		var slider = $(".royalSlider").data('royalSlider');
		// console.log(hash_id);
		
		slider.slides[hash_id ? hash_id : 0].holder.on('rsAfterContentSet', function() 
		{
			var slider  = $(".royalSlider").data('royalSlider');
		    var index   = slider.currSlideId;
		    var page_id = slides_index_to_page_id[index];
		    wrapinfo_init(page_id);
		    if (hash_id)
		    {
			    contenu_load_content(page_id);
		    }
		    else
		    {
			    contenu_load_content_callback();
		    }
		});
		
		slide_text_init(slide_index);
	
		slider.ev.on('rsAfterSlideChange', function(event) 
		{
			var slider  = $(".royalSlider").data('royalSlider');
		    var index   = slider.currSlideId;
		    var page_id = slides_index_to_page_id[index];
		    wrapinfo_init(page_id);
		    
		    slide_text_init(index);


			var slides_colors = ['#333333','#8b3a5a','#05596f','#D17E00','#1B753A','#9B4F2A','#7f5d25','#014746','#5F2B50','#005459','#B28B00','#006200','#F27A3F','#BF0097','#E45172'];
			$('.contenu-navigation-bas').css('background-color', slides_colors[index]);
		    
		    contenu_load_content(page_id);
		});

		slider.ev.on('rsSlideClick', function(event, originalEvent) {
		    // originalEvent - the original jQuery click event. Parameter available since RoyalSlider v9.5.1
		    // triggers when user clicks on slide
		    // doesn't trigger after click and drag
			ga_log('ERGONOMIE', 'SLIDER', 'Clic sur visuel', '');
		});
		
		slider.ev.on('rsBeforeAnimStart', function(event) {
		
			$('#wrapinfos').remove();
		    // before animation between slides start
		});
		
		slider.ev.on('rsDragStart', function(event) {
		    // mouse/touch drag start
			ga_log('ERGONOMIE', 'SLIDER', 'DRAG Start', '');
		});
		
		slider.ev.on('rsDragRelease', function() {
		    // mouse/touch drag end
			ga_log('ERGONOMIE', 'SLIDER', 'DRAG Stop', '');
		});	
	}
	else
	{	
		//	alert(slides_contents);
		var mess = '';
		/*
		for(z in slides_contents)
		{
			mess += '-'+ slides_contents[z] +"<br />";	
		}
		$('#feedback-slider').html(mess);
		*/
		/*
		var slider = $(".royalSlider").data('royalSlider');
		var l = slider.slides.length;
		var slide_index = slider.currSlideId
		var i = (slide_index-0);
		var block = $('.wrapinfos:eq('+i+')');
		var mess = i+' / '+block.html() + '<br />';
		var mess = slider.slides.length + '<br />';
		
		for (z=0; z<l; z++)
		{
			var u = slider.slides[z]['holder']; // [0]['children'][1];
			mess += slider.slides[z]['holder'][0].toString() +"<br />";
			// mess += '-'+ u.innerHTML +"<br />";
			for(y in u)
			{
				mess += y+' === '+u[y] +"<br />";
			}
		}
		$('#feedback-slider').html(mess);
		*/
	}
	
	// var slider = $(".royalSlider").data('royalSlider');
}


////////////////////////////////////////////////////////////////////////////////
//	!Affichage du block legende de chaque slide
rub_id_tmp = 0;

function wrapinfo_init(page_id)
{
	$('#wrapinfos').remove();
	rub_id = page_id_to_rubrique_id[page_id];
	if (rub_id != rub_id_tmp)
	{
		$('#navigation .titre a img').fadeOut(200, null).attr('src', '/medias/lafee/communs/v2/barre-navigation/titre-'+rub_id+'.jpg');
		rub_id_tmp = rub_id;
	}
	var html = slides_contents[page_id];

	$('<div id="wrapinfos">'+html+'</div>').insertAfter('#navigation').fadeIn();
	
	// $('#navigation .titre a').html( $('#navigation .titre a').html() +'-'+ $('#wrapinfos a').length );

	$('#wrapinfos a').each(function()
	{
		//	alert( $(this).attr('class') );
		// $('#navigation .titre a').html( $('#navigation .titre a').html() +'-'+ $(this).attr('class'));
		// Lien pour descendre à l'article
		if ($(this).hasClass('link-sommaire'))
		{
	    	$(this).bind('click', function(e)
	    	{
	    		$('#navigation .opener').trigger('click'); 
	    		return false;		
	    	});
		}
		// Lien pour atteindre un article
		else if(!$(this).hasClass('link'))
		{
	    	$(this).bind('click', function(e)
	    	{
	    		var i = page_id_to_slides_index[$(this).attr('rel')];
	    		
	    		ga_log('ERGONOMIE', 'SLIDER', page_id_to_page_title[slides_index_to_page_id[i]], '');
	    		
	    		var slider = $(".royalSlider").data('royalSlider');
	    		// alert(page_id_to_page_title[slides_index_to_page_id[i]]);
	    		$('html').animate({scrollTop: 0}, 600, function(){});
	    		$('body').animate({scrollTop: 0}, 600, function()
	    		{
	    			slider.goTo(i);
	    		});
	    		e.preventDefault();				
	    		return false;		
	    	});
		}
		// Lien pour atteindre un article
		else
		{
			$(this).bind('click', function(e)
			{
			    var slider  = $(".royalSlider").data('royalSlider');
			    var index   = slider.currSlideId;
			    var page_id = slides_index_to_page_id[index];
			    
			    ga_log('ERGONOMIE', 'SLIDER', page_id_to_page_title[page_id], '');
			    
			    $('body, html').animate({scrollTop: $('#wrap-slider').height() }, 600, null);
			    e.preventDefault();
			    return false;
			});
			
		}
	});
	/*
	$('#scroll_to_article a.link').bind('click', function(e)
	{
		var slider  = $(".royalSlider").data('royalSlider');
		var index   = slider.currSlideId;
		var page_id = slides_index_to_page_id[index];
		
		// ga_log('ERGONOMIE', 'SLIDER', page_id_to_page_title[page_id], '');
		
	    $('body, html').animate({scrollTop: $('#wrap-slider').height() }, 600, null);
	    e.preventDefault();
	    return false;
	});
	*/
}
////////////////////////////////////////////////////////////////////////////////
//	!Fonction de scroll progressif

function scroll_to (element)
{
	$(element).animate({scrollTop: 0}, 500);
}

////////////////////////////////////////////////////////////////////////////////
//	!

function royalslider_loadingComplete (message)
{
	$('#feedback-slider').html(message ? message : 'royalslider_loadingComplete');
}

////////////////////////////////////////////////////////////////////////////////
//	!

function links_check_alternates()
{
	var filetypes = /\.(zip|exe|pdf|doc*|xls*|ppt*|mp3)$/i;
    var baseHref = '';
    if ($('base').attr('href') != undefined)
    {
        baseHref = $('base').attr('href');
    }

    $('#souspages a, .slide-edito-politique a, .credits-footer a').each(function() {
        var href = $(this).attr('href');
        if (href && (href.match(/^https?\:/i)) && (!href.match(document.domain))) {
            $(this).click(function() {
                var extLink = href.replace(/^https?\:\/\//i, '');
				ga_log('NAVIGATION', 'LIEN SORTANT', extLink, '');
                if ($(this).attr('target') != undefined && $(this).attr('target').toLowerCase() != '_blank') {
                    setTimeout(function() { location.href = href; }, 200);
                    return false;
                }
            });
        }
        else if (href && href.match(/^mailto\:/i)) {
            $(this).click(function() {
                var mailLink = href.replace(/^mailto\:/i, '');
				ga_log('NAVIGATION', 'LIEN EMAIL', mailLink, '');
                // _gaq.push(['_trackEvent', 'Email', 'Click', mailLink]);
            });
        }
        else if (href && href.match(filetypes)) {
            $(this).click(function() {
                var extension = (/[.]/.exec(href)) ? /[^.]+$/.exec(href) : undefined;
                var filePath = href;
                $(this).attr('target', '_blank');
				ga_log('NAVIGATION', 'LIEN DOWNLOAD', filePath, '');
                // _gaq.push(['_trackEvent', 'Download', 'Click-' + extension, filePath]);
                if ($(this).attr('target') != undefined && $(this).attr('target').toLowerCase() != '_blank') {
                    setTimeout(function() { location.href = baseHref + href; }, 200);
                    return false;
                }
            });
        }
        else
        {
        }
    });
}

////////////////////////////////////////////////////////////////////////////////
//	!

function str_replace (search, replace, subject, count) {
  // http://kevin.vanzonneveld.net
  // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
  // +   improved by: Gabriel Paderni
  // +   improved by: Philip Peterson
  // +   improved by: Simon Willison (http://simonwillison.net)
  // +    revised by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
  // +   bugfixed by: Anton Ongson
  // +      input by: Onno Marsman
  // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
  // +    tweaked by: Onno Marsman
  // +      input by: Brett Zamir (http://brett-zamir.me)
  // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
  // +   input by: Oleg Eremeev
  // +   improved by: Brett Zamir (http://brett-zamir.me)
  // +   bugfixed by: Oleg Eremeev
  // %          note 1: The count parameter must be passed as a string in order
  // %          note 1:  to find a global variable in which the result will be given
  // *     example 1: str_replace(' ', '.', 'Kevin van Zonneveld');
  // *     returns 1: 'Kevin.van.Zonneveld'
  // *     example 2: str_replace(['{name}', 'l'], ['hello', 'm'], '{name}, lars');
  // *     returns 2: 'hemmo, mars'
  var i = 0,
    j = 0,
    temp = '',
    repl = '',
    sl = 0,
    fl = 0,
    f = [].concat(search),
    r = [].concat(replace),
    s = subject,
    ra = Object.prototype.toString.call(r) === '[object Array]',
    sa = Object.prototype.toString.call(s) === '[object Array]';
  s = [].concat(s);
  if (count) {
    this.window[count] = 0;
  }

  for (i = 0, sl = s.length; i < sl; i++) {
    if (s[i] === '') {
      continue;
    }
    for (j = 0, fl = f.length; j < fl; j++) {
      temp = s[i] + '';
      repl = ra ? (r[j] !== undefined ? r[j] : '') : r[0];
      s[i] = (temp).split(f[j]).join(repl);
      if (count && s[i] !== temp) {
        this.window[count] += (temp.length - s[i].length) / f[j].length;
      }
    }
  }
  return sa ? s : s[0];
}