/*
// Image Cross Fade Redux
//  - http://slayeroffice.com/code/imageCrossFade/index.html
//  - copyright 02.15.2006
//  - steve@slayeroffice.com
*/
window.addEventListener?window.addEventListener("load",so_init,false):window.attachEvent("onload",so_init);
var d=document, imgs1 = new Array(), imgs2 = new Array(), current1=0, current2=0, speed=3000, transition=25;

function so_init( ) {
	if(!d.getElementById || !d.createElement)return;
	if( d.getElementById("imageContainer")) {
		imgs1 = d.getElementById("imageContainer").getElementsByTagName("img");
		for(i=1;i<imgs1.length;i++) imgs1[i].xOpacity = 0;
		imgs1[0].style.display = "block";
		imgs1[0].xOpacity = .99;
		setTimeout(image_xfade,speed);
	}
	if( d.getElementById("pictureContainer")) {
		imgs2 = d.getElementById("pictureContainer").getElementsByTagName("img");
		for(i=1;i<imgs2.length;i++) imgs2[i].xOpacity = 0;
		imgs2[0].style.display = "block";
		imgs2[0].xOpacity = .99;
		setTimeout(picture_xfade,speed);
	}
}

function image_xfade( ) {
	cOpacity = imgs1[current1].xOpacity;
	nIndex = imgs1[current1+1]?current1+1:0;
	nOpacity = imgs1[nIndex].xOpacity;
	cOpacity-=.05; 
	nOpacity+=.05;
	imgs1[nIndex].style.display = "block";
	imgs1[current1].xOpacity = cOpacity;
	imgs1[nIndex].xOpacity = nOpacity;
	setOpacity(imgs1[current1]); 
	setOpacity(imgs1[nIndex]);
	if(cOpacity<=0) {
		imgs1[current1].style.display = "none";
		current1 = nIndex;
		setTimeout(image_xfade,speed);
	} else {
		setTimeout(image_xfade,transition);
	}
	function setOpacity( obj ) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}

function picture_xfade( ) {
	cOpacity = imgs2[current2].xOpacity;
	nIndex = imgs2[current2+1]?current2+1:0;
	nOpacity = imgs2[nIndex].xOpacity;
	cOpacity-=.05; 
	nOpacity+=.05;
	imgs2[nIndex].style.display = "block";
	imgs2[current2].xOpacity = cOpacity;
	imgs2[nIndex].xOpacity = nOpacity;
	setOpacity(imgs2[current2]); 
	setOpacity(imgs2[nIndex]);
	if(cOpacity<=0) {
		imgs2[current2].style.display = "none";
		current2 = nIndex;
		setTimeout(picture_xfade,speed);
	} else {
		setTimeout(picture_xfade,transition);
	}
	function setOpacity( obj ) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}