// ==============================================
// Copyright 2007 by Paolo 'gentax' Genta
// 
// Author: gentax - http://www.gentax.it
// Free for all; but please leave in the header.
// ==============================================

function acaso(){
	whichImage = Math.round(Math.random()*(contatore-1));
	return whichImage;
	}
	
function length(oggetto){
	var c=0;
	for (var prop in oggetto){c++;}
	return c;
	}

// show random image in the header of the page, adding the reflex effects
function showImage(counter,percorso,home){
	contatore = counter;
	
	while (length(obj)<=0){
		obj[acaso()] = whichImage + ".jpg";
	}
	
	percorso = "http://www.gentax.it/header/";
	
	for (var contenuto in obj){
		if(home) 
			document.write('<img src="'+percorso+contenuto+'.jpg" alt="Foto di Paolo Genta" /></a>') 
		else 
			document.write('<img src="'+percorso+contenuto+'.jpg" alt="Foto di Paolo Genta" class="reflex itiltnone iheight20"  width="100%"/></a>');
	}
} 

// slide image in the home page
function slideHome(){

	Array.prototype.shuffle = function() {
		function randOrd(){return (Math.round(Math.random())-0.5); }
		this.sort( randOrd );
	}
	
	var obj={};

	var myPics = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17];
	myPics.shuffle();
	
	$('#immagine').crossSlide({
		  sleep: 4,  //sec
		  fade: 2    //sec
		}, [
		  { src: 'immagini/home/'+myPics[0]+'.jpg' },
		  { src: 'immagini/home/'+myPics[1]+'.jpg' },
		  { src: 'immagini/home/'+myPics[2]+'.jpg' },
		  { src: 'immagini/home/'+myPics[3]+'.jpg' },
		  { src: 'immagini/home/'+myPics[4]+'.jpg' },
		  { src: 'immagini/home/'+myPics[5]+'.jpg' },
		  { src: 'immagini/home/'+myPics[6]+'.jpg' },
		  { src: 'immagini/home/'+myPics[7]+'.jpg' },
		  { src: 'immagini/home/'+myPics[8]+'.jpg' },
		  { src: 'immagini/home/'+myPics[9]+'.jpg' },
		  { src: 'immagini/home/'+myPics[10]+'.jpg' },
		  { src: 'immagini/home/'+myPics[11]+'.jpg' },
		  { src: 'immagini/home/'+myPics[12]+'.jpg' },
		  { src: 'immagini/home/'+myPics[13]+'.jpg' },
		  { src: 'immagini/home/'+myPics[14]+'.jpg' },
		  { src: 'immagini/home/'+myPics[15]+'.jpg' },
		  { src: 'immagini/home/'+myPics[16]+'.jpg' },
		  { src: 'immagini/home/'+myPics[17]+'.jpg' }
		]);
}

// bind the keyboard arrows to the next & prev arrow in the pictures gallery
function arrows(){
	$(document)
	.bind('keydown', 'right', function(){
		var whereR = $('a.ui-icon-right').attr('href');
		if(whereR != undefined) window.location.href=whereR;
	})
	.bind('keydown', 'left',function(){
		var whereL = $('a.ui-icon-left').attr('href');
		if(whereL != undefined) window.location.href=whereL;
	});
}

// fix the links in the gallery breacrumbs
// plus call the arrows function
function breadcrumbs() {
	$(".g-breadcrumbs li:first a")
		.text('Fotografie')
		.attr("href","/fotografie.php");
			
	if($("a.BreadCrumb-2").text()=='\nSud Africa'){
		$("a.BreadCrumb-2").attr("href","/fotografie.php");
	}	else 
	if( ($("a.BreadCrumb-2").text()=='\nMatrimoni2007') || ($("a.BreadCrumb-2").text()=='Matrimoni2007') ){
		$("a.BreadCrumb-2").attr("href","/fotografieMatrimoni2007.php");
	}

	arrows();
}

$(function() {

	if($('#gallery3').length > 0){
		breadcrumbs();
	} else {
	// show the bottom div, adding a 'fade' behaviour
		$("#bottomLine").show();
		$("#bottomLine .box").css('opacity',"0.4");
		$('#bottomLine .box').each(function(){
			$(this).hover(function() {
				$(this).css('opacity',"0.8");
			}, function() {
				$(this).css('opacity',"0.4");
			});
		});
		// add click --> go home to the h2.paologenta text
		$('h2.paoloGenta')
		.hover(function() {
			$(this).css('cursor', 'pointer');
		}, function() {
		})
		.click(function() {
			window.location.href = '/index.php';
		});
		
		//if($('#home').length > 0) slideHome();
		slideHome();	
	}

})