// this array consists of the id attributes of the divs we wish to alternate between
			var divs_to_fade = new Array('box-1', 'box-2', 'box-3', 'box-4', 'box-5', 'box-6', 'box-7', 'box-8', 'box-9', 'box-10', 'box-11', 'box-12');
		
			// the starting index in the above array.  It should be set to the value of the div which doesn't have the CSS Display property set to "none"
			var i = 0;
			
			// the number of milliseconds between swaps.  Default is five seconds.
			var wait = 5500;
			
			// the function that performs the fade
			function swapFade() {
				if( i >= 11 ) { clearInterval( intervalId ); return; }
			   	Effect.Fade( divs_to_fade[i], { duration:1, from:1.0, to:0.0 } );
			   i++;
			      Effect.Appear(divs_to_fade[i], { duration:1.1, from:0.0, to:1.0 });
				}
			
			// the onload event handler that starts the fading.
			function startPage() {
				intervalId = setInterval('swapFade()',wait); 
				}