/*---------------------------------------------------------
   How Latitudes Become Forms : JavaScript (Calendar)
   December 2002
   
   New Media Initiatives
   -eric williams, brent gustafson
-----------------------------------------------------------*/

var lastHilite = 1;
var SwapOn = false;
var numImgs = 12;
var curLink = 1;
var workStart = 1;

var thisTime = null;
	
function changeHilite(div) {
  if (div) {
	document.getElementById("cal" + lastHilite).style.display = "none";
	document.getElementById("cal" + div).style.display = "block";
	lastHilite = div;
  }
}

function updateBack() {
	if (window.innerWidth) {
		theHeight = window.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight) {
		theHeight = document.documentElement.clientHeight;
	}
	else if (document.body) {
		theHeight = document.body.clientHeight;
	}
	if (theHeight < 750) {
		theHeight = 750;
	}
	var HowHigh = theHeight + "px";
	document.getElementById("backfill").style.height = HowHigh;

}

//slideshow
    
function swapOff() {
	clearInterval(thisTime);
   	SwapOn = false;
}

function swapAgain() {
	if (SwapOn == false) {
    	thisTime = setInterval("imgSwap(1);",10000);
    	SwapOn = true;
    }
} 
  	
function imgSwap(direction) {
 	if (direction == 1){
		if (curLink >= thumbnail.length-1) {
			curLink = workStart;
		}
		else { 
			curLink++;
		}
	}
	
	if (direction == 0){
		if (curLink <= workStart) {
			curLink = thumbnail.length-1;
		}
		else {
			curLink--;
		}
	}
	
	document.artist.src = "/images/artist/" + thumbnail[curLink];
	document.getElementById('a-label').innerHTML = desc[curLink];
}

function showFlash() {
	document.getElementById("flashnav").style.display = "block";
	document.getElementById("chunks").style.display = "none";
}

function hideFlash() {
	document.getElementById("flashnav").style.display = "none";
	document.getElementById("chunks").style.display = "block";
}

function enlarge() {
	var image = "/artists/enlarge.wac?id=" + ids[curLink];

	var myWin = window.open(image, "myWin", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=auto,resizable=yes,width=600,height=400");
	myWin.focus();
}

function popup(url,width,height) {
	var properties = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=auto,resizable=yes,width=" + width + ",height=" + height;
	var myPopup = window.open(url, "myPopup", properties);
	myPopup.focus();
}