window.addEvent('domready',function(){
  $('box2').style.left=0;
  var V2 = new viewer($$('#box2 img)'),{
	  		mode: 'alpha',
  			interval: 4000,
  			sizes: {w:634,h:258},
  			fxOptions: {duration:1000} 
	  	}).play(true);
	  	 
});