$(function(){

var n = 2;

var list = $('.pagenation li').length;

var cur = $('.pagenation li').index($('.pagenation span').parent());



	if(list > 2*n+1){

		if(cur < n+1){

			var i = 2*n;

			$('.pagenation li:gt('+i+')').hide();

		}

		if(cur > list-n-2){

			var i = list-2*n-1;

			$('.pagenation li:lt('+i+')').hide();

		}

		if(cur > n && cur < list-n-1){

			var i = cur+n;

			var j = cur-n;

			$('.pagenation li:gt('+i+')').hide();

			$('.pagenation li:lt('+j+')').hide();

		}

	}

});