function openFB(URL) {
	myW =1020;
	myH =700;
	nowW = screen.width;
	nowH = screen.height;
	dW =(nowW/2)-(myW/2);
	dH =(nowH/2)-(myH/2);
	if (navigator.appName == "Microsoft Internet Explorer")
    	{
       	 moviewin = window.open(URL,"flashbook","directories=no,menubar=no,location=no,scrollbars=no,status=no,width=" + myW + ",height=" + myH + ",top="+dH+",left="+dW);
	}             
	else
    	{
      	 moviewin = window.open(URL,"flashbook","directories=no,menubar=no,location=no,scrollbars=no,status=no,width=" + myW + ",height=" + myH + ",screenY="+dH+",screenX="+dW);
	}
}