window.onload = initLinks;

var myPhoto = new Array(

"img/sipat/sp_001.jpg",
"img/sipat/sp_002.jpg",
"img/sipat/sp_003.jpg",
"img/sipat/sp_004.jpg",
"img/sipat/sp_005.jpg",
"img/sipat/sp_007.jpg",
"img/sipat/sp_008.jpg",
"img/sipat/sp_009.jpg",
"img/sipat/sp_010.jpg",
"img/sipat/sp_011.jpg",
"img/sipat/sp_012.jpg",
"img/sipat/sp_013.jpg",
"img/sipat/sp_014.jpg",
"img/sipat/sp_015.jpg",
"img/sipat/sp_016.jpg",
"img/sipat/sp_017.jpg",
"img/sipat/sp_018.jpg",
"img/sipat/sp_019.jpg",
"img/sipat/sp_020.jpg",
"img/sipat/sp_021.jpg",
"img/sipat/sp_022.jpg",
"img/sipat/sp_023.jpg",
"img/sipat/sp_024.jpg",
"img/sipat/sp_025.jpg",
"img/sipat/sp_026.jpg",
"img/sipat/sp_027.jpg",
"img/sipat/sp_028.jpg",
"img/sipat/sp_029.jpg",
"img/sipat/sp_030.jpg",
"img/sipat/sp_031.jpg",
"img/sipat/sp_032.jpg",
"img/sipat/sp_033.jpg",
"img/sipat/sp_034.jpg",
"img/sipat/sp_035.jpg",
"img/sipat/sp_036.jpg",
"img/sipat/sp_037.jpg",
"img/sipat/sp_038.jpg",
"img/sipat/sp_039.jpg",
"img/sipat/sp_040.jpg",
"img/sipat/sp_041.jpg",
"img/sipat/sp_042.jpg",
"img/sipat/sp_043.jpg",
"img/sipat/sp_044.jpg",
"img/sipat/sp_045.jpg",
"img/sipat/sp_046.jpg",
"img/sipat/sp_047.jpg",
"img/sipat/sp_048.jpg",
"img/sipat/sp_049.jpg",
"img/sipat/sp_050.jpg",
"img/sipat/sp_051.jpg",
"img/sipat/sp_052.jpg");


var myText = new Array(
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008",
"Sipat 2008");

var thisPhoto = 0;

function initLinks() {
	document.getElementById("previous").onclick = processPrevious;
	document.getElementById("next").onclick = processNext;
}


function processPrevious() {
	changeOpac(0)
	if (thisPhoto == 0) {
		thisPhoto = myPhoto.length;
	}
	thisPhoto--;
	document.getElementById("myPicture").src = myPhoto[thisPhoto];
	if (document.getElementById("myPicture").src.indexOf("v") != -1)
	{
		document.getElementById("myPicture").style.marginTop = 0 + "px";
	}
	else {
		document.getElementById("myPicture").style.marginTop = 0 + "px";
	}
	document.getElementById('pictureText').innerHTML = myText[thisPhoto];
	opacityShow()
	return false;
}

function processNext() {
	changeOpac(0)
	thisPhoto++;
	if (thisPhoto == myPhoto.length) {
		thisPhoto = 0;
	}
	document.getElementById("myPicture").src = myPhoto[thisPhoto];
	if (document.getElementById("myPicture").src.indexOf("v") != -1)
	{
		document.getElementById("myPicture").style.marginTop = 0 + "px";
	}
	else {
		document.getElementById("myPicture").style.marginTop = 0 + "px";
	}
	document.getElementById('pictureText').innerHTML = myText[thisPhoto];
	opacityShow()
	return false;
}


function opacityFade() {
	timer = 900;
	for(i = 100; i >= 0; i--) {
		setTimeout("changeOpac(" + i + ")",(timer));
		timer=timer+2;
	}
}
function opacityShow() {
	timer = 900;
	for(i = 0; i <= 100; i++) {
		setTimeout("changeOpac(" + i + ")",(timer));
	timer=timer+2;
	}
}

function changeOpac(opacity) {
	var object = document.getElementById('myPicture').style;
	object.opacity = (opacity / 100);
	object.MozOpacity = (opacity / 100);
	object.KhtmlOpacity = (opacity / 100);
	object.filter = "alpha(opacity=" + opacity + ")";
}