var currslid = 0;
var slidint;
function setfoc(id){
	var focpic = document.getElementById("focpic");
	focpic.src = picarry[id].replace("_thumb","");
	var foclnk = document.getElementById("foclnk");
	foclnk.href = picarry[id].replace("_thumb","");
	if(ttlarry[id]){
		document.getElementById("fttltxt").innerHTML = '<a  target="_blank">'+ttlarry[id]+'</a>';
	}
	currslid = id;
	focpic.style.visibility = "hidden";
	//focpic.filters[0].Apply();
	if (focpic.style.visibility == "visible") {
		focpic.style.visibility = "hidden";
		//focpic.filters.revealTrans.transition=23;
	}else {
		focpic.style.visibility = "visible";
		//focpic.filters[0].transition=23;
	}
	//focpic.filters[0].Play();
	stopit();
}

function playnext(){
	if(currslid==maxpic){
		currslid = 0;
	}else{
		currslid++;
	};
	setfoc(currslid);
	playit();
}
function playit(){
	slidint = setTimeout(playnext,1000);
}
function stopit(){
	clearTimeout(slidint);
}

function preTurn(){
	var curr_no = parseInt(document.getElementById("curr_no").value);
	var new_no = curr_no - 1;
	if(new_no >= 1){
		setfoc(new_no);
		document.getElementById("curr_no").value = new_no;
	}else if ((curr_no-1) < 1 && curr_no >= 0){
		setfoc(0);
		document.getElementById("curr_no").value = maxpic;
	}
}
function nextTurn(){
	var curr_no = parseInt(document.getElementById("curr_no").value);
	var next_no = curr_no+1;
	if((next_no+1) < maxpic){
		setfoc(next_no);
		document.getElementById("curr_no").value = next_no;
	}else if ((next_no+1) >= maxpic){
		setfoc(maxpic-1);
		document.getElementById("curr_no").value = -1;
	}	
}
window.onload = function(){
	playit();
}