var currentPhoto = 0;
var secondPhoto = 1;

var currentOpacity = new Array();
var imageArray = new Array("kdwb_kalle09_bk_purple.png","kdwb_kalle09_bk_blue.png","kdwb_kalle09_bk_orange.png","kdwb_kalle09_bk_green.png","kdwb_kalle09_bk_red.png");
//var imageArray = new Array("kdwb_kalle09_bk_red.png","kdwb_kalle09_bk_purple.png","kdwb_kalle09_bk_blue.png","kdwb_kalle09_bk_orange.png","kdwb_kalle09_bk_green.png");

var FADE_STEP = 2;
var FADE_INTERVAL = 10;
var pause = false;

function animRadioEdge() {
	//alert('Run');
	currentOpacity[0]=99;
	for(i=1;i<imageArray.length;i++)currentOpacity[i]=0;
	mHTML="";
	for(i=0;i<imageArray.length;i++)mHTML+="<div id=\"radioEdge-background\" name=\"radioEdge-background\" class=\"mPhoto\"><img id=\"fader\" name=\"fader\" src=\"/images/stories/" + imageArray[i]  +"\"></div>";
        
        document.getElementById("mContainer").innerHTML = mHTML;
	//alert(mHTML);

	if(document.all) {
		document.getElementsByName("radioEdge-background")[currentPhoto].style.filter="alpha(opacity=100)";
	} else {
		document.getElementsByName("radioEdge-background")[currentPhoto].style.MozOpacity = .99;
		document.getElementsByName("radioEdge-background")[currentPhoto].style.opacity = .99;
	}

	mInterval = setInterval("crossFade()",FADE_INTERVAL);
}

function crossFade() {
	if(pause)return;	

	currentOpacity[currentPhoto]-=FADE_STEP;
	currentOpacity[secondPhoto] += FADE_STEP;

	if(document.all) {
		document.getElementsByName("radioEdge-background")[currentPhoto].style.filter = "alpha(opacity=" + currentOpacity[currentPhoto] + ")";
		document.getElementsByName("radioEdge-background")[secondPhoto].style.filter = "alpha(opacity=" + currentOpacity[secondPhoto] + ")";
	} else {
		document.getElementsByName("radioEdge-background")[currentPhoto].style.MozOpacity = currentOpacity[currentPhoto]/100;
		document.getElementsByName("radioEdge-background")[secondPhoto].style.MozOpacity = currentOpacity[secondPhoto]/100;

		document.getElementsByName("radioEdge-background")[currentPhoto].style.opacity = currentOpacity[currentPhoto]/100;
		document.getElementsByName("radioEdge-background")[secondPhoto].style.opacity = currentOpacity[secondPhoto]/100;
	}

	if(currentOpacity[secondPhoto]/100>=.98) {
		currentPhoto = secondPhoto;
		secondPhoto++;
		if(secondPhoto == imageArray.length)secondPhoto=0;
		pause = true;
		xInterval = setTimeout("pause=false",5000);
		//alert('current: '+ document.getElementsByName("radioEdge-background")[currentPhoto].innerHTML);
		//alert('second: '+document.getElementsByName("radioEdge-background")[secondPhoto].innerHTML);
	}
}