/* rays live */
var t;
var start=0;

function act(){
/* go to live */
	raycnt1 = document.getElementById('rays');
	raycnt2 = document.getElementById('raysr');
	step =  Math. PI/50;
	i=0;
	sinrays();
}

function sinrays(){
	var sval = Math.sin(i);
	i+=step;
	setval1 = Math.floor(450-sval*25);
	setval2 = Math.floor(425+sval*25);
	raycnt1.style.backgroundPosition=setval1+"px 0";
	raycnt2.style.backgroundPosition=setval2+"px 0";
	t=setTimeout("sinrays()",400);
}