Sample script to page in multiple blog pages for easier scrolling

gistfile1.js

// add in jQuery if it is not loaded
if (!window.jQuery) {
  var script = document.createElement('script');
  script.type="text/javascript";
  script.src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js";
  document.getElementsByTagName("head")[0].appendChild(script);
}

function getPosts(page) {
  if (window.jQuery == undefined) { return setTimeout(function(){getPosts(page);},100); }
  $.get("/page/"+page, function(d) {
    $("#contentArea").append($(d).find("#contentArea > div.post"));
    if (page+1 < 20) { getPosts(page+1); }
  });
}

if (window.jQuery == undefined) {
  setTimeout(function(){getPosts(2);}, 1000);
} else {
  getPosts(2);
}