(function($){
	    $.fn.MySlider = function(interval) {
	        var slides;
	        var cnt;
	        var amount;
	        var i;
	 
	        function run() {
	            // hiding previous image and showing next
	            $(slides[i]).fadeOut(1000);
	            i++;
	            if (i >= amount) i = 0;
	            $(slides[i]).fadeIn(1000);
	 
	            // updating counter
	            cnt.text(i+1+' / '+amount);
	 
	            // loop
	            setTimeout(run, interval);
	        }
	 
	        slides = $('#my_slider').children();
	        cnt = $('#counter');
	        amount = slides.length;
	        i=0;
	 
	        // updating counter
	        cnt.text(i+1+' / '+amount);
	 
	        setTimeout(run, interval);
	    };
	})(jQuery);
	 
	// custom initialization
	jQuery(window).load(function() {
	    $('.smart_gallery').MySlider(2000);
	});