// set the starting image.

var i = 0;		
var presenza_thumbs = 0;		



// The array of div names which will hold the images.

var image_slide = new Array('image-1', 'image-2', 'image-3', 'image-4','image-5', 'image-6', 'image-7', 'image-8',
							'image-9', 'image-10', 'image-11', 'image-12','image-13', 'image-14', 'image-15', 'image-16',
							'image-17', 'image-18', 'image-19', 'image-20','image-21', 'image-22', 'image-23', 'image-24',
							'image-25', 'image-26', 'image-27', 'image-28','image-29', 'image-30', 'image-31', 'image-32');
							
var imm_appear = new Array('imm1_appear', 'imm2_appear', 'imm3_appear', 'imm4_appear','imm5_appear', 'imm6_appear', 'imm7_appear', 'imm8_appear',
							'imm9_appear', 'imm10_appear', 'imm11_appear', 'imm12_appear','imm13_appear', 'imm14_appear', 'imm15_appear', 'imm16_appear',
							'imm17_appear', 'imm18_appear', 'imm19_appear', 'imm20_appear','imm21_appear', 'imm22_appear', 'imm23_appear', 'imm24_appear',
							'imm25_appear', 'imm26_appear', 'imm27_appear', 'imm28_appear','imm29_appear', 'imm30_appear', 'imm31_appear', 'imm32_appear');



// The number of images in the array.

var NumOfImages = image_slide.length;



// The time to wait before moving to the next image. Set to 3 seconds by default.

var wait = 4000;

// The Fade Function

function SwapImage(x,y) {		

	$(image_slide[x]).appear({ duration: 1.5 });

	$(image_slide[y]).fade({duration: 1.5});

}

function go_to(g) {	
	
	g=g-1;
	Thumbs_appear();
	if (g != i)
	{
		SwapImage(g,i)
	}
	i=g;

}

function immappear(j,k) {		
	
	j=j-1;
	$(imm_appear[j]).appear();
	for (z=0; z<=k; z++)
	{
		if(z!=j)
		$(imm_appear[z]).hide();
	}
}

function immappear_hide(j,k) {		
	
	j=j-1;
	//$(imm_appear[j]).appear();
	for (z=0; z<=k; z++)
	{
		if(z!=j)
		$(imm_appear[z]).hide();
	}
}

function Thumbs_appear() {	
	
	if(presenza_thumbs==0)
	{
		$(image_slide[i]).fade({from: 1, to: 0.3});
		
		Effect.toggle('thumbs_sfondo', 'appear', {from: 0.0, to: 0.6});
		
		Effect.toggle('thumbs', 'appear', {from: 0.0, to: 1});
		
		//$('freccia_su').hide();
		
		$('loading').hide();
		
		//$('freccia_giu').appear({ duration: 0});
		
		presenza_thumbs=1;
	}
	else
	{
		$(image_slide[i]).appear({from: 0.3, to: 1});
	
		Effect.toggle('thumbs_sfondo', 'appear', {from: 0.6, to: 0.0});
		
		Effect.toggle('thumbs', 'appear', {from: 1, to: 0});
		
		//$('freccia_giu').hide();
		
		//$('loading').appear({ duration: 0});
		
		//$('freccia_su').appear({ duration: 0});
		
		presenza_thumbs=0;
	}

}

function Thumbs_hide() {	

	$(image_slide[i]).appear({from: 0.3, to: 1});
	
	Effect.toggle('thumbs_sfondo', 'appear', {from: 0.6, to: 0.0});
	
	Effect.toggle('thumbs', 'appear', {from: 1, to: 0});
	
	$('freccia_giu').hide();
	
	//$('loading').appear({ duration: 0});
	
	$('freccia_su').appear({ duration: 0});
	
	presenza_thumbs=0;
	
	//$('freccia_des').appear({ duration: 0});
	
	//$('freccia_des_hide').hide();

}

function GoNext(n) {	
	
	if(presenza_thumbs==0)
	{
		var imageShow, imageHide;
	
		$('loading').hide();
	
		imageShow = i+1;
	
		imageHide = i;
	
		
	
		if (imageShow == n) {
	
			SwapImage(0,imageHide);	
	
			i = 0;					
	
		} else {
	
			SwapImage(imageShow,imageHide);			
	
			i++;
	
		}
	}

}



function GoPrevious(n) {
	
	if(presenza_thumbs==0)
		{
		var imageShow, imageHide;
	
		$('loading').hide();			
	
		imageShow = i-1;
	
		imageHide = i;
	
		
	
		if (i == 0) {
	
			SwapImage(n-1,imageHide);	
	
			i = n-1;							
	
		} else {
	
			SwapImage(imageShow,imageHide);			
	
			i--;
			
		}
	}
}

function Menu(){
	('home').hide();
	
	$('appear1').appear();

	$('appear2').hide();
	$('appear3').hide();
	$('appear4').hide();
	
	$('freccia_des').appear();
	$('freccia_sin').appear();
	$('freccia_su').appear();
	$('freccia_giu').hide();
	
	$('thumbs_sfondo').hide();
}