/*
* Author:      Marco Kuiper (http://www.marcofolio.net/)
*/

// Speed of the automatic slideshow
var slideshowSpeed = 6000;

// Variable to store the images we need to set as background
// which also includes some text and url's.
var photos = [ {
		"title" : "empresa",
		"image" : "estudio.jpg",
		"url" : "http://www.sxc.hu/photo/1271909",
		"first" : "AGC",
		"firstline" : "<span style='font-size:35px'>Producciones</span>",
		"thirdline" : "DESDE 1990",
		"secondline" : "Contamos con un equipo profesional multidisciplinario, entre camarógrafos, fotógrafos, marketeros, productores de eventos, con un alto grado de entrenamiento.",
		
	},// PONER UNA COMA AQUI PARA PONER UN SIGUIENTE
	{
		"title" : "jefe",
		"image" : "gerente.jpg",
		"url" : "http://www.sxc.hu/photo/1271909",
		"first" : "CONTAMOS CON",
		"firstline" : "equipos",
		"thirdline" : "de última generación en Video y Fotografía<br>",
		"secondline" : "<table width='179' border='0' cellspacing='0' cellpadding='0' align='left'><tr><td><img src='images/hd.png' width='179' height='130' /></td></tr></table> <br clear='all'>",
		
	},
	
	{
		"title" : "equipo",
		"image" : "equipo.jpg",
		"url" : "http://www.sxc.hu/photo/1271909",
		"first" : "EQUIPOS DE",
		"firstline" : "edición iMac",
		"thirdline" : "a la vanguardia de la tecnología<br>",
		"secondline" : "Edición a cargo de profesionales comunicadores equipados con esta innovadora tecnología ",
		
	}
];



$(document).ready(function() {
		
	// Backwards navigation
	$("#back").click(function() {
		stopAnimation();
		navigate("back");
	});
	
	// Forward navigation
	$("#next").click(function() {
		stopAnimation();
		navigate("next");
	});
	
	var interval;
	$("#control").toggle(function(){
		stopAnimation();
	}, function() {
		// Change the background image to "pause"
		$(this).css({ "background-image" : "url(images/btn_pause.png)" });
		
		// Show the next image
		navigate("next");
		
		// Start playing the animation
		interval = setInterval(function() {
			navigate("next");
		}, slideshowSpeed);
	});
	
	
	var activeContainer = 1;	
	var currentImg = 0;// ESTE VALOR ESTABA EN CERO Y AHI SOLITO SE REPRODUCIA
	var animating = false;
	var navigate = function(direction) {
		// Check if no animation is running. If it is, prevent the action
		if(animating) {
			return;
		}
		
		// Check which current image we need to show
		if(direction == "next") {
			currentImg++;
			if(currentImg == photos.length + 1) {
				currentImg = 1;
			}
		} else {
			currentImg--;
			if(currentImg == 0) {
				currentImg = photos.length;
			}
		}
		
		// Check which container we need to use
		var currentContainer = activeContainer;
		if(activeContainer == 1) {
			activeContainer = 2;
		} else {
			activeContainer = 1;
		}
		
		showImage(photos[currentImg - 1], currentContainer, activeContainer);
		
	};
	
	var currentZindex = -1;
	var showImage = function(photoObject, currentContainer, activeContainer) {
		animating = true;
		
		// Make sure the new container is always on the background
		currentZindex--;
		
		// Set the background image of the new active container
		$("#headerimg" + activeContainer).css({
			"background-image" : "url(images/" + photoObject.image + ")",
			"display" : "block",
			"z-index" : currentZindex
		});
		
		// Hide the header text
		$("#headertxt").css({"enabled" : "none"}); // EN ENABLED EL TITULO NO SE DEPARECE EN DISPLAY SI  	
		
		// Set the new header text
		
		$("#first").html(photoObject.first);
		
		$("#firstline").html(photoObject.firstline);
		
		$("#secondline")
			.attr("href", photoObject.url)
			.html(photoObject.secondline);
			
			$("#thirdline")
			.attr("href", photoObject.url)
			.html(photoObject.thirdline);
			
		$("#pictureduri")
			.attr("href", photoObject.url)
			.html(photoObject.title);
		
		
		// Fade out the current container
		// and display the header text when animation is complete
		$("#headerimg" + currentContainer).fadeOut(function() {
			setTimeout(function() {
				$("#headertxt").css({"display" : "block"});
				animating = false;
			}, 500);
		});
	};
	
	var stopAnimation = function() {
		// Change the background image to "play"
		$("#control").css({ "background-image" : "url(images/btn_play.png)" });
		
		// Clear the interval
		clearInterval(interval);
	};
	
	// We should statically set the first image
	navigate("next");
	
	// Start playing the animation QUITANDO LAS "//" de las tres lineas de abajo se reproduce automaticamente
	interval = setInterval(function() {
	navigate("next");
	}, slideshowSpeed);
	
	
});