// JavaScript Document photo gallery

var slideshow = new Array();
var directoryname="";
var showname="";
var showlength="";
var slidenumber=0;
var lastslideshow="";
var lastslidenumber="";
function loadslideshow( a, b, d ){
if(lastslideshow){
document.getElementById( lastslideshow+'title').style.display="none";
document.getElementById(lastslideshow + '_' + slidenumber).style.display="none";//caption	
}
slidenumber=0;
showname=a;
showlength=b;
directoryname=d;
//alert(d);
document.getElementById('slideposition').innerHTML="1";
document.getElementById('showlength').innerHTML=showlength;
document.getElementById('counters').style.visibility="visible";
document.getElementById( 'slideshowtitle').style.visibility="visible";
document.getElementById( showname+'title').style.display="block";//slide show title
document.getElementById(showname + '_0').style.display="block";//caption
	for(i=0;i<showlength;i++){
		slideshow[i]=showname+"_"+i+".jpg";	
	}
document.imagedisplay.src="/photo-gallery/images/" + directoryname + "/" + showname + "/" + slideshow[slidenumber];
lastslideshow=showname;

}



function nextslide(){	
slidenumber++;
if(slidenumber==showlength){
	slidenumber=0;
	document.getElementById(showname + '_'+ (showlength-1) ).style.display="none";
}
//when needed add another variable for seperate folder after /images/
document.imagedisplay.src="/photo-gallery/images/" + directoryname + "/" + showname + "/"+ slideshow[slidenumber];	
document.getElementById('slideposition').innerHTML=slidenumber+1;
if(!slidenumber==0)document.getElementById(showname + '_'+ (slidenumber-1) ).style.display="none";

document.getElementById(showname + '_' + slidenumber).style.display="block";//displays cation
lastslidenumber=slidenumber;
}

function previousslide(){
slidenumber--;
	if(slidenumber<0)slidenumber=0;
	if(slidenumber==0){
		document.getElementById(showname + '_' + (slidenumber+1)).style.display="none";
	}
document.imagedisplay.src="/photo-gallery/images/" + directoryname + "/" + showname + "/"+slideshow[slidenumber];	//slide
document.getElementById('slideposition').innerHTML=slidenumber+1;
	if(!slidenumber==0)document.getElementById(showname + '_'+ (slidenumber+1) ).style.display="none";
document.getElementById(showname + '_' + slidenumber).style.display="block";//caption
lastslidenumber=slidenumber;
	}


var tempthumbyear="2008";
function showslidethumbs(thumbyear){
	var thumbyear;
	if(tempthumbyear){
	document.getElementById(tempthumbyear).style.display="none";
	document.getElementById(thumbyear).style.display="block";
	document.getElementById("pres" + thumbyear).style.backgroundColor="#404040";
	document.getElementById("pres" + tempthumbyear).style.backgroundColor="#000000";
	tempthumbyear=thumbyear;
}
else{
	document.getElementById(thumbyear).style.display="block";
	document.getElementById("pres" + thumbyear).style.backgroundColor="#404040";
	tempthumbyear=thumbyear;
}
return;
}