/*****
Image Cross Fade Redux
Version 1.0
Last revision: 02.15.2006
steve@slayeroffice.com
Please leave this notice intact. 
Rewrite of old code found here: http://slayeroffice.com/code/imageCrossFade/index.html
*****/
var d=document, banners = new Array(), zInterval = null, current=0, pause=false;

window.addEventListener?window.addEventListener("load",so_init,false):window.attachEvent("onload",so_init);

if (d.getElementById("welcometodenbymessage")) {
	window.addEventListener ? window.addEventListener("load", wcdenby, false) : window.attachEvent("onload", wcdenby);
}



function wcdenby(){
	welmessage = d.getElementById("welcometodenbymessage");
	setTimeout(wcfade, 10000);

}

function wcfade() {
	welmessage.style.visibility = "hidden";
}

function so_init() {
	if(!d.getElementById || !d.createElement)return;
	css = d.createElement("link");
	css.setAttribute("rel","stylesheet");
	css.setAttribute("type","text/css");
	d.getElementsByTagName("head")[0].appendChild(css);

	banners[0] = d.getElementById("lpban1");
	banners[1] = d.getElementById("lpban2");
	banners[2] = d.getElementById("lpban3");
	banners[3] = d.getElementById("lpban4");
	banners[4] = d.getElementById("lpban5");
	banners[5] = d.getElementById("lpban6");
	banners[6] = d.getElementById("lpban7");
		
	for(i=1;i<banners.length;i++) banners[i].xOpacity = 0;
	banners[0].style.display = "block";
	banners[0].xOpacity = .99;
	
	setTimeout(so_xfade,5000);
}

function so_xfade() {
	cOpacity = banners[current].xOpacity;
	nIndex = banners[current+1]?current+1:0;
	nOpacity = banners[nIndex].xOpacity;
	
	cOpacity-=1; 
	nOpacity+=1;
	
	banners[nIndex].style.display = "block";
	banners[current].xOpacity = cOpacity;
	banners[nIndex].xOpacity = nOpacity;
	setOpacity(banners[current]); 
	setOpacity(banners[nIndex]);
	
	if(cOpacity<=0) {
		banners[current].style.display = "none";
		current = nIndex;
		setTimeout(so_xfade,5000);
	} else {
		setTimeout(so_xfade,50);
	}
	
	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*1000) + ")";
	}
}