var pause = 500;

var n = 0;

var imgs = new Array ( "pow0.jpg","pow1.jpg","pow2.jpg","pow3.jpg","pow4.jpg",
                       "pow5.jpg","pow6.jpg","pow7.jpg","pow8.jpg","pow9.jpg",
				"pow10.jpg","pow11.jpg","pow12.jpg","pow13.jpg","pow14.jpg");

var preload = new Array();
for (var i = 1; i < imgs.length; i++ )
{
 	preload[i] = new Image();
  	preload[i].src = imgs[i];
}

function rotate()
{
	document.images.pic.src= imgs[n];
	( n == (imgs.length - 1)) ? n = 0 : n++;
	setTimeout ("rotate()", pause);
}

window.onload = rotate;