/* gestione link estreni */
function exturl(obj) {
	obj.target="_black";
	return true;
}

/* gestione indirizzo mail */
function mail() {
	document.write ('<a href="mailto:info@renzochiostri.com"><img src="images/mail.gif" alt="e-mail" width="179" height="36" /></a>');
}

/*gallery home page*/
function gallery_slideshow() {
	document.write ('<a href="?nav=home_it"><img src="images/slogan.jpg" alt="Land Survey" width="380" height="268" rel="Rielivi di qualsiasi superfice e restituzione digitale." /></a><a href="?nav=home_$nav[1]"><img src="images/monitoraggio.jpg" alt="Monitoraggio" width="380" height="268" rel="Analisi nel tempo delle strutture con metodi non distruttivi. "/></a><a href="?nav=business_$nav[1]"><img src="images/termografia.jpg" alt="Termografia" width="380" height="268" rel="Acquisizione del dato termico, e trattamento per ferica, per strutture edili, di punti di rugiada e isolamento."/></a><a href="#"><img src="images/aggiornamento.png" alt="Aggiornamento" width="380" height="268" rel="Acquisizione di nuove conoscenze, analisi dei nuovi prodotti hardware e software, test e ricerca."/></a><a href="#"><img src="images/scanner_laser.png" alt="Laser Scanner" width="380" height="268" rel="Acquisizione da laser scanner, topografia di appoggio, post processing del dato e restituzione."/></a>');
}

function slideShow_() {
	//Set the opacity of all images to 0
	$('#gallery a').css({opacity: 0.0});
	
	//Get the first image and display it (set it to full opacity)
	$('#gallery a:first').css({opacity: 1.0});
	
	//Set the caption background to semi-transparent
	$('#gallery .caption').css({opacity: 0.7});

	//Resize the width of the caption according to the image width
	$('#gallery .caption').css({width: $('#gallery a').find('img').css('width')});
	
	//Get the caption of the first image from REL attribute and display it
	$('#gallery .content').html($('#gallery a:first').find('img').attr('rel'))
	.animate({opacity: 0.7}, 400);
	
	//Call the gallery function to run the slideshow, 6000 = change to next image after 6 seconds
	setInterval('gallery()',6000);
	
}

function gallery() {
	
	//if no IMGs have the show class, grab the first image
	var current = ($('#gallery a.show')?  $('#gallery a.show') : $('#gallery a:first'));

	//Get next image, if it reached the end of the slideshow, rotate it back to the first image
	var next = ((current.next().length) ? ((current.next().hasClass('caption'))? $('#gallery a:first') :current.next()) : $('#gallery a:first'));	
	
	//Get next image caption
	var caption = next.find('img').attr('rel');	
	
	//Set the fade in effect for the next image, show class has higher z-index
	next.css({opacity: 0.0})
	.addClass('show')
	.animate({opacity: 1.0}, 1000);

	//Hide the current image
	current.animate({opacity: 0.0}, 1000)
	.removeClass('show');
	
	//Set the opacity to 0 and height to 1px
	$('#gallery .caption').animate({opacity: 0.0}, { queue:false, duration:0 }).animate({height: '1px'}, { queue:true, duration:300 });	
	
	//Animate the caption, opacity to 0.7 and heigth to 100px, a slide up effect
	$('#gallery .caption').animate({opacity: 0.7},100 ).animate({height: '60px'},500 );
	
	//Display the content
	$('#gallery .content').html(caption);
	
	
}