try this
var pageNamePattern = 'page';
var firstPage = 1, lastPage = 10;
$(function () {
var next = GetNextPageNumber();
var nexturl = pageNamePattern + next + '.html';
var prev = GetPrevPageNumber();
var prevurl = pageNamePattern + prev + '.html';
$('#next').attr('href', nexturl);
$('#prev').attr('href', prevurl);
});
function GetCurrentPageNumber() {
debugger
var path = window.location.pathname;
var page = path.split("/").pop();
page = page.replace(pageNamePattern, '').replace('.html', '').replace('#', '');
return parseInt(page);
}
function GetNextPageNumber() {
var current = GetCurrentPageNumber();
current++;
if (current > lastPage)
current = lastPage;
return current;
}
function GetPrevPageNumber() {
var current = GetCurrentPageNumber();
current--;
if (current < firstPage)
current = firstPage;
return current;
}