var whichImage = "Splash0" + (Math.round(Math.random()*6) + 1);
//document.getElementById('images').innerHTML = "<img src='../images/" + whichImage + "' /><p>" + whichImage + "</p>";
document.getElementById(whichImage).style.display = "block";

var WaitTime = 4000.0;
setTimeout("cyclebgs()",WaitTime);

function cyclebgs() {
	if(WaitTime == 4000.0) {
		WaitTime = 800;
	}
	else {
		do {
			nextImage = "Splash0" + (Math.round(Math.random()*6) + 1);
		}
		while(nextImage == whichImage)
		//document.getElementById('images').innerHTML = "<img src='../images/" + nextImage + "' /><p>" + nextImage + "</p>";
		document.getElementById(whichImage).style.display = "none";
		document.getElementById(nextImage).style.display = "block";
		whichImage = nextImage;
		WaitTime = 4000;
	}
	fade('blindDiv');
	setTimeout("cyclebgs()",WaitTime);
}

var TimeToFade = 800.0;

function fade(eid) {
	var element = document.getElementById(eid);

	if(element.FadeState == null) {
		if(element.style.opacity == '1') {
			element.FadeState = 2;
		}
		else {
			element.FadeState = -2;
		}
	}

	if(element.FadeState == 1 || element.FadeState == -1) {
		element.FadeState = element.FadeState == 1 ? -1 : 1;
		element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
	}
	else {
		element.FadeState = element.FadeState == 2 ? -1 : 1;
		element.FadeTimeLeft = TimeToFade;
		setTimeout("animateFade(" + new Date().getTime() + ",'" + eid + "')", 33);
	}  
}
	
function animateFade(lastTick, eid) {
	var curTick = new Date().getTime();
	var elapsedTicks = curTick - lastTick;
 
	var element = document.getElementById(eid);
 
	if(element.FadeTimeLeft <= elapsedTicks) {
		element.style.opacity = element.FadeState == 1 ? '1' : '0';
		element.style.filter = 'alpha(opacity = ' + (element.FadeState == 1 ? '100' : '0') + ')';
		element.FadeState = element.FadeState == 1 ? 2 : -2;
		return;
	}

	element.FadeTimeLeft -= elapsedTicks;
	var newOpVal = element.FadeTimeLeft/TimeToFade;
	if(element.FadeState == 1)
		newOpVal = 1 - newOpVal;

		element.style.opacity = newOpVal;
		element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
 
		setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
	}