jQuery Roller Up Plugin

rollerup.js

(function($){
  $.fn.rollerUp = function() {
		var el = $(this)[0];
		var ch = $(el).children()[0];
		$(ch).animate({height:'0px', opacity: 0},500,function(){ 
			$(this).remove();
			setTimeout(function(){
				$(ch).attr("style","");
				$(el).append(ch);
				$(el).rollerUp();
			},3000);
		});		
	};	
})( jQuery )