//MENU ROLLOVER
function change(which) {
	var div = which;
	var pos = document.getElementById(which).style.backgroundPosition;
	if (pos=="0px 0px") {
		document.getElementById(which).style.backgroundPosition = "0px -31px";
	} else {
		document.getElementById(which).style.backgroundPosition = "0px 0px";
	}
}


//FADE IMAGES
var d=document, imgs = new Array(), zInterval = null, pause=false, delay=10000;
var nIndex, lIndex;
var cOpacity=.99, nOpacity=0;
var corner=1;
var current=new Array();
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);
	imgs[1] = d.getElementById("imageContainer1").getElementsByTagName("img");
	for(a=1;a<=1;a++) {
		for(i=1;i<imgs[a].length;i++) imgs[a][i].xOpacity = 0;
		imgs[a][0].style.display = "block";
		imgs[a][0].xOpacity = .99;
		current[a]=0;
	}
	pause = setTimeout(so_xfade,delay);
}
function so_xfade() {
	nIndex = imgs[corner][current[corner]+1]?current[corner]+1:0;
	cOpacity-=.05; 
	nOpacity+=.05;
	imgs[corner][nIndex].style.display = "block";
	for(i=0;i<imgs[corner].length;i++) imgs[corner][i].xOpacity = -.01;//cOpacity;
	imgs[corner][current[corner]].xOpacity = cOpacity;
	imgs[corner][nIndex].xOpacity = nOpacity;
	for(i=0;i<imgs[corner].length;i++) setOpacity(imgs[corner][i]); 
	if(cOpacity<=0) {
		imgs[corner][current[corner]].style.display = "none";
		current[corner] = nIndex;
		cOpacity=.99;
		nOpacity=0;
		corner++;
		if (corner>1) corner=1;
		pause = setTimeout(so_xfade,delay);
	} else {
		pause = 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*100) + ")";
	}
	
}
function clearOpacity(obj) {
	obj.style.opacity = obj.xOpacity;
	obj.style.MozOpacity = obj.xOpacity;
	obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
}