var visib = 0;
var time = 0;
var s;
var index = 0;
var opacityPct = 0;
var fadeFactor = -1;

var images = new Array("Flyer 2011 Purim john.jpg","skating flyer 2012.jpg","Radical Views on God Flyer for Website.jpg","School.jpg","Coffee House 2012 Web Flyer.jpg","TAKAY.jpg","Chesed Committee flyer.jpg","Social Action flyer for website.jpg","Social Committee flyer colour for website.jpg","Taste of TKA Flyer WEB VERSION.jpg","Scholar in Residence Web Flyer.jpg");
function showPoster(id)
{
	var poster = document.getElementById(id);
	window.open(poster.src, '_newtab');
}

function startCount()
{
	changeOpacity();
	
	s = setTimeout("startCount()", 10);
}

function changeOpacity()
{
	if (opacityPct == 0) {
		// Change image to be displayed
		index += 1;
		if (index >= images.length) {
			index = 0;
		}
		document.getElementById("poster").src = "Posters/" + images[index];
		fadeFactor = 1;
	// Hold image for a bit
	} else if (opacityPct == 250) {
		fadeFactor = -1;
	}
	
	
	opacityPct += fadeFactor;
	
	// Change opacity of image - implements fade
	document.getElementById("poster").style.opacity = opacityPct/100;
		
}
		
function drop(ddm, id) {
	visib = document.getElementById(ddm);
	visib.style.visibility = "visible";		
	document.getElementById(id).style.backgroundColor = "#357EC7";
	document.getElementById(id).style.color = "white";
}

function hide(ddm, id) {
	visib = document.getElementById(ddm);
	visib.style.visibility = "hidden";
	document.getElementById(id).style.backgroundColor = "#427097"
	document.getElementById(id).style.color = "white";
}

function drop2(ddm) {
	visib = document.getElementById(ddm);
	visib.style.visibility = "visible";		
}

function hide2(ddm) {
	visib = document.getElementById(ddm);
	visib.style.visibility = "hidden";
}

function rollOver(id) {
	document.getElementById(id).style.backgroundColor = "#357EC7";
	document.getElementById(id).style.color = "white";
}

function rollOff(id) {
	document.getElementById(id).style.backgroundColor = "#427097"
	document.getElementById(id).style.color = "white";
}