jQuery(document).ready(function(){

function slidepage28(direction){
var peeker = jQuery("div[@id^=yespage28]");

var classLength = jQuery(peeker).attr("class").length;

if(direction == "left"){
if(parseInt(peeker.attr("class").substring(10,classLength)) == (0)){
jQuery(peeker).attr("id","nopage28");
jQuery(".cellpage282").attr("id","yespage28");
jQuery(".tubepage28").animate({left: "+=320"},2000, function(){
jQuery(this).css("display","none");})
.animate({left: "-=1280"},"fast", function(){jQuery(this).css("display","block");}).animate({left: "+=320"},2000);}

else{
var classLength = jQuery(peeker).attr("class").length;

var nextLeft = ".cell" + "page28" + (parseInt(jQuery(peeker).attr("class").substring(10,classLength)) - 1);
jQuery(peeker).attr("id","nopage28");
jQuery(nextLeft).attr("id","yespage28");
jQuery(".tubepage28").animate({left: "+=320"},2000);}}

if(direction == "right"){
var peeker = jQuery("div[@id^=yespage28]");
var classLength = jQuery(peeker).attr("class").length;

if(parseInt(peeker.attr("class").substring(10,classLength)) == 2){
jQuery(peeker).attr("id","nopage28");
jQuery(".cellpage280").attr("id","yespage28");
jQuery(".tubepage28").animate({left: "-=320"},2000, function(){jQuery(this).css("display","none");})
.animate({left: "+=1280"},"fast", function(){jQuery(this).css("display","block");}).animate({left: "-=320"},2000);}

else{
var classLength = jQuery(peeker).attr("class").length;

var nextRight = ".cell" + "page28" + (parseInt(jQuery(peeker).attr("class").substring(10,classLength)) + 1);
jQuery(peeker).attr("id","nopage28");
jQuery(nextRight).attr("id","yespage28");
jQuery(".tubepage28").animate({left: "-=320"},2000);}
}}

jQuery(".leftpage28").click(function(){
slidepage28("left");});
jQuery(".rightpage28").click(function(){
slidepage28("right");});
});