$.easing.easeOutQuart = function (x, t, b, c, d) {
			return -c * ((t=t/d-1)*t*t*t - 1) + b;
		};
$(document).ready(function( $ ){

	$('#calendar').serialScroll({
			items:'div.mes', //selector to the items ( relative to the matched elements, '#sections' in this case )
			prev:'.previo2',//selector to the 'prev' button (absolute!, meaning it's relative to the document)
			next:'.siguiente2',//selector to the 'next' button (absolute too)
			axis:'x',//the default is 'y'
			
			event:'click',//on which event to react (click is the default, you probably won't need to specify it)
			
			easing:'easeOutQuart',
			duration:1000,//length of the animation (if you scroll 2 axes and use queue, then each axis take half this time)
			start: 3, //on which element (index) to begin ( 0 is the default, redundant in this case )
			force:true, //force a scroll to the element specified by 'start' (some browsers don't reset on refreshes)
			cycle:false,//cycle endlessly ( constant velocity, true is the default )
			step:1, //how many items to scroll each time ( 1 is the default, no need to specify )
			jump:false, //if true, items become clickable (or w/e 'event' is, and when activated, the pane scrolls to them)
			lazy:false,//(default) if true, the plugin looks for the items on each event(allows AJAX or JS content, or reordering)
			interval:false //it's the number of milliseconds to automatically go to the next
	 			
	});
});