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() {
		document.write("<scr");
		document.write("ipt type='text/javascript'>\n");

		for(var i=0; i<this.imgArr.length; i++){
			document.write("var img"+i+" = new Image();\n");
			document.write("img"+i+".src = '"+ this.imgArr[i] +"';\n");
		}

		document.write("document.pfObj.start();\n");
		document.write("</scr");
		document.write("ipt>\n");
	}

	this.start = 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 windows
	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;

			window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 100);
		} else {
			setTimeout("swapImages()",delay*1000);
		}
	}
}

function swapImages()
{
	if(document.pfObj.curImg == document.pfObj.imgArr.length-1) {
		document.pfObj.curImg = 0;
	} else {
		++document.pfObj.curImg;
	}

	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);

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

	eDiv.style.zIndex = 0;
	tgtDiv.style.zIndex = 1;

	var img = tgtDiv.childNodes[0];

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