// Speed of the automatic slideshow
var slideshowSpeed = 4000;

// Variable to store the images we need to set as background
// which also includes some text and url's.


var gotonum = function(){}

$(document).ready(function() {
		
	gotonum = function(num) {
		stopAnimation();
		navigate(num);
		// Start playing the animation
		interval = setInterval(function() {
			navigate("next");
		}, slideshowSpeed);
		
	}
	
	// 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;
	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
		{
			if(direction == "back") {
				currentImg--;
				if(currentImg == 0) {
					currentImg = photos.length;
				}
			}else
			{
				currentImg=direction;
			}
		}
		
		
		// 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(" + photoObject.image + ")",
			"display" : "block",
			"z-index" : currentZindex
		});
		
		// Hide the header text
		$("#headertxtslide").css({"display" : "none"});
		
		// Set the new header text
		var etoiles="";
		$("#linehotel")
			.attr("href", photoObject.url)
			.html(photoObject.title);
			for(var i= 0; i < photoObject.star; i++)
			{
			     etoiles=etoiles +etoile;
			}
		$("#etoile-hotel").html(etoiles);
	//	var longueur=$("#linehotel").outerWidth(true)+($("#etoile-hotel").outerWidth(true)*)
	//	$("#headertxt-legende").css({"width" : longueur});
	//	$("#headertxtslide").css({"display" : "none"});
	//	$("#headertxtslide").css({"visibility" : "visible"});
		
		var puces="";
		for(var i= 0; i < nbhotels; i++)
		{
		 	z=i+1;
			if (i==(currentImg-1)) puces=puces +"<a href='#' onclick=\"gotonum('"+z+"')\">"+puce_over+"</a>"; 
			else	puces=puces +"<a href='#' onclick=\"gotonum('"+z+"')\">"+puce+"</a>";;
			
		}
		$("#nbh").html(puces);
		
		
		// Fade out the current container
		// and display the header text when animation is complete
		$("#headerimg" + currentContainer).fadeOut(1000, function() {
    			setTimeout(function() {
				
				//$("#headertxt").css({"display" : "block"});
				$("#headertxtslide").fadeIn();
				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
	interval = setInterval(function() {
		navigate("next");
	}, slideshowSpeed);
	
});