function highlightNews(curImg) {
	if(dohighlight) {
		var items = $('#front_news .news_article');
		items.removeClass('current_news_article');
		items.eq(curImg).addClass('current_news_article');
/*
		for(i = 0; i < news.childNodes.length; i++) {
			if(news.childNodes[i].tagName == 'DIV') {
				divs++;
				news.childNodes[i].className = 'news_article';
				if(divs == curImg) {
					news.childNodes[i].className += ' current_news_article';
				}
			}
		}
*/
	}
}


function photofader(nm, mainDiv, imgArr) {
	this.name = nm;
	this.imgArr = imgArr;
	this.curImg = 0;
	this.curDiv = 1;

	var mainDv = document.getElementById(mainDiv);

	document.pfObj = this;

	document.write("<style type='text/css'>\n");
	document.write("#pf_photo1 img { visibility:hidden; }\n");
	document.write("#pf_photo1 { position:absolute; z-index: 1; }\n");
	document.write("#pf_photo2 { position:absolute; z-index: 0; }\n");
	document.write("</style>");

	this.initImages = function () {
		var hldr1 = "pf_photo1";
		var hldr2 = "pf_photo2";

		var dv1 = document.createElement("div");
		dv1.id = "pf_photo1";
		dv1.innerHTML = "<img src='" + imgArr[0] + "' />";
		var dv2 = document.createElement("div");
		dv2.id = "pf_photo2";

		mainDv.appendChild(dv1);
		mainDv.appendChild(dv2);

		image1 = document.getElementById(hldr1).childNodes[0];

		setOpacity(image1, 0);
		image1.style.visibility = 'visible';
		fadeIn(hldr1, 0);
	}

	this.initImages();
}

function setOpacity(obj, opacity) {
	opacity = (opacity == 100) ? 99.999 : opacity;

	// IE/Win
	obj.style.filter = "alpha(opacity:" + opacity + ")";

	// Safari<1.2, Konqueror
	obj.style.KHTMLOpacity = opacity / 100;

	// Older Mozilla and Firefox
	obj.style.MozOpacity = opacity / 100;

	// Safari 1.2, newer Firefox and Mozilla, CSS3
	obj.style.opacity = opacity / 100;
}

function fadeIn(objId, opacity) {
	if(document.getElementById) {
		obj = document.getElementById(objId).childNodes[0];
		if(opacity < 100) {
			speed = (speed < 2) ? 2 : speed;
			setOpacity(obj, opacity);
			opacityDif = Math.ceil((100 - opacity) / speed);
			opacity += opacityDif;
			//opacity += 2;
			window.setTimeout("fadeIn('" + objId + "'," + opacity + ")", 100);
		}
		else
			setTimeout("swapImages()", delay * 1000);
	}
}

function swapImages() {
	// find out which 
	if(document.pfObj.curImg == document.pfObj.imgArr.length - 1)
		document.pfObj.curImg = 0;
	else
		++document.pfObj.curImg;

	// Added for news article highlighting integration - E. Lineback 9/10/2008 - Triangle
	highlightNews(document.pfObj.curImg);

	// now get the div to hold the new image
	var dvName = (document.pfObj.curDiv == 1) ? "pf_photo2" : "pf_photo1";
	var eDivName = (document.pfObj.curDiv == 1) ? "pf_photo1" : "pf_photo2";
	document.pfObj.curDiv = (document.pfObj.curDiv == 1) ? 2 : 1;

	var tgtDiv = document.getElementById(dvName);
	var eDiv = document.getElementById(eDivName);

	// now fill the target div
	tgtDiv.innerHTML = "<img src='" + document.pfObj.imgArr[document.pfObj.curImg] + "' style='visibility:hidden;' />";

	//move the divs around in z-index
	eDiv.style.zIndex = 0;
	tgtDiv.style.zIndex = 1;

	// And finally fade in the image

	var img = tgtDiv.childNodes[0];

	setOpacity(img, 0);
	img.style.visibility = 'visible';
	fadeIn(tgtDiv.id, 0);
}

var speed = 10; // Lower numbers yield a faster transition - must be 2 or higher
var delay = 2; // Number of seconds between each slide transition