cPic=1;
st=2500;
fs=25;
var preimg1=new Image();
var preimg2=new Image();
var d1,d2;

function dopics() {
	d2=document.getElementById('i2');
	d1 = document.getElementById('i1');
	
	d2.style.left=0;
	d2.style.top=0;
	chopac(d1,1);
	chopac(d2,0);
	preimg1.src=fb.replace('X','2');
	setTimeout('updatePic()',st);
}

function gp(val) {
	return ((val-1)%numpics)+1;
}

function updatePic() {
	p1num=((cPic%2)==0)?gp(cPic+1):gp(cPic);
	p2num=((cPic%2)==1)?gp(cPic+1):gp(cPic);
	d1.src=fb.replace('X',p1num);
	d2.src=fb.replace('X',p2num);
	d2.style.left=0;
	d2.style.top=0;
	d2.style.width=d1.style.width;
	d2.style.height=d1.style.height;
	if ((cPic%2)==1) {
		fadeout(d1.id,0);
		fadein(d2.id,1); }
	else {
		fadeout(d2.id,1);
		fadein(d1.id,0);	}
	
	
	cPic++;
	preimg1.src=fb.replace('X',cPic);
	preimg2.src = fb.replace('X', cPic + 1);
	setTimeout('updatePic()',st);
}

var fadeinc=0.03;
var po=new Array(2);
po[0]=1;
po[1]=0;

function chopac(obj,v) {
	obj.style.opacity=v;
	obj.style.MozOpacity=v;
	obj.style.KhtmlOpacity=v;
	obj.style.filter='alpha(opacity=' + parseInt(100 * v) + ')';
}

function fadein(objid,i) {
	o=document.getElementById(objid);
	if (po[i] < 1) {
		po[i]=po[i]-(-fadeinc);
		chopac(o,po[i]);
		setTimeout("fadein('" + objid + "'," + i + ")",fs);
	}
}

function fadeout(objid,i) {
	o=document.getElementById(objid);
	if (po[i] > 0) {
		po[i]-=fadeinc;
		chopac(o,po[i]);
		setTimeout("fadeout('" + objid + "'," + i + ")",fs);
	}
}