$(window).load(function() {
		$('#slider').nivoSlider({
			effect:'random',
			slices:15,
			animSpeed:500, 
			pauseTime:7000,
			startSlide:0,
			directionNav:false,
			directionNavHide:true,
			controlNav:false, //1,2,3...
			controlNavThumbs:false,
	      controlNavThumbsFromRel:false,
			controlNavThumbsSearch: '.jpg', 
			controlNavThumbsReplace: '_thumb.jpg', 
			keyboardNav:false,
			pauseOnHover:false, 
			manualAdvance:false,
			captionOpacity:0.8, 
			beforeChange: function(){},
			afterChange: function(){},
			slideshowEnd: function(){}
		});
	});