title: jquery pagination setting up the records per page
body: <p>im using jquery pagination. Its working pretty good. but the displayed number of records per page is only one. i need it to be 10 or 15. i cant find the place that where should mention it. please help me. thnx </p>
  
  <pre><code>function pageselectCallback(page_index, jq){
              var new_content = $('#hiddenresult div.result:eq('+page_index+')').clone();
              $('#Searchresult').empty().append(new_content);
              return false;
          }
  
          /**
           * Callback function for the AJAX content loader.
           */
          function initPagination() {
              var num_entries = $('#hiddenresult div.result').length;
              // Create pagination element
              $("#Pagination").pagination(num_entries, {
                  num_edge_entries: 2,
                  num_display_entries: 8,
                  callback: pageselectCallback,
                  items_per_page:2
              });
          }
  
          // Load HTML snippet with AJAX and insert it into the Hiddenresult element
          // When the HTML has loaded, call initPagination to paginate the elements
          $(document).ready(function(){
              $('#hiddenresult').load('snippet.html', null, initPagination);
          });
  
  
  
  /**
   * This jQuery plugin displays pagination links inside the selected elements.
   * 
   * This plugin needs at least jQuery 1.4.2
   *
   * @author Gabriel Birke (birke *at* d-scribe *dot* de)
   * @version 2.1
   * @param {int} maxentries Number of entries to paginate
   * @param {Object} opts Several options (see README for documentation)
   * @return {Object} jQuery Object
   */
   (function($){
      /**
       * @class Class for calculating pagination values
       */
      $.PaginationCalculator = function(maxentries, opts) {
          this.maxentries = maxentries;
          this.opts = opts;
      }
  
      $.extend($.PaginationCalculator.prototype, {
          /**
           * Calculate the maximum number of pages
           * @method
           * @returns {Number}
           */
          numPages:function() {
              return Math.ceil(this.maxentries/this.opts.items_per_page);
          },
          /**
           * Calculate start and end point of pagination links depending on 
           * current_page and num_display_entries.
           * @returns {Array}
           */
          getInterval:function(current_page)  {
              var ne_half = Math.floor(this.opts.num_display_entries/2);
              var np = this.numPages();
              var upper_limit = np - this.opts.num_display_entries;
              var start = current_page &gt; ne_half ? Math.max( Math.min(current_page - ne_half, upper_limit), 0 ) : 0;
              var end = current_page &gt; ne_half?Math.min(current_page+ne_half + (this.opts.num_display_entries % 2), np):Math.min(this.opts.num_display_entries, np);
              return {start:start, end:end};
          }
      });
  
      // Initialize jQuery object container for pagination renderers
      $.PaginationRenderers = {}
  
      /**
       * @class Default renderer for rendering pagination links
       */
      $.PaginationRenderers.defaultRenderer = function(maxentries, opts) {
          this.maxentries = maxentries;
          this.opts = opts;
          this.pc = new $.PaginationCalculator(maxentries, opts);
      }
      $.extend($.PaginationRenderers.defaultRenderer.prototype, {
          /**
           * Helper function for generating a single link (or a span tag if it's the current page)
           * @param {Number} page_id The page id for the new item
           * @param {Number} current_page 
           * @param {Object} appendopts Options for the new item: text and classes
           * @returns {jQuery} jQuery object containing the link
           */
          createLink:function(page_id, current_page, appendopts){
              var lnk, np = this.pc.numPages();
              page_id = page_id&lt;0?0:(page_id&lt;np?page_id:np-1); // Normalize page id to sane value
              appendopts = $.extend({text:page_id+1, classes:""}, appendopts||{});
              if(page_id == current_page){
                  lnk = $("&lt;span class='current'&gt;" + appendopts.text + "&lt;/span&gt;");
              }
              else
              {
                  lnk = $("&lt;a&gt;" + appendopts.text + "&lt;/a&gt;")
                      .attr('href', this.opts.link_to.replace(/__id__/,page_id));
              }
              if(appendopts.classes){ lnk.addClass(appendopts.classes); }
              lnk.data('page_id', page_id);
              return lnk;
          },
          // Generate a range of numeric links 
          appendRange:function(container, current_page, start, end, opts) {
              var i;
              for(i=start; i&lt;end; i++) {
                  this.createLink(i, current_page, opts).appendTo(container);
              }
          },
          getLinks:function(current_page, eventHandler) {
              var begin, end,
                  interval = this.pc.getInterval(current_page),
                  np = this.pc.numPages(),
                  fragment = $("&lt;div class='pagination'&gt;&lt;/div&gt;");
  
              // Generate "Previous"-Link
              if(this.opts.prev_text &amp;&amp; (current_page &gt; 0 || this.opts.prev_show_always)){
                  fragment.append(this.createLink(current_page-1, current_page, {text:this.opts.prev_text, classes:"prev"}));
              }
              // Generate starting points
              if (interval.start &gt; 0 &amp;&amp; this.opts.num_edge_entries &gt; 0)
              {
                  end = Math.min(this.opts.num_edge_entries, interval.start);
                  this.appendRange(fragment, current_page, 0, end, {classes:'sp'});
                  if(this.opts.num_edge_entries &lt; interval.start &amp;&amp; this.opts.ellipse_text)
                  {
                      jQuery("&lt;span&gt;"+this.opts.ellipse_text+"&lt;/span&gt;").appendTo(fragment);
                  }
              }
              // Generate interval links
              this.appendRange(fragment, current_page, interval.start, interval.end);
              // Generate ending points
              if (interval.end &lt; np &amp;&amp; this.opts.num_edge_entries &gt; 0)
              {
                  if(np-this.opts.num_edge_entries &gt; interval.end &amp;&amp; this.opts.ellipse_text)
                  {
                      jQuery("&lt;span&gt;"+this.opts.ellipse_text+"&lt;/span&gt;").appendTo(fragment);
                  }
                  begin = Math.max(np-this.opts.num_edge_entries, interval.end);
                  this.appendRange(fragment, current_page, begin, np, {classes:'ep'});
  
              }
              // Generate "Next"-Link
              if(this.opts.next_text &amp;&amp; (current_page &lt; np-1 || this.opts.next_show_always)){
                  fragment.append(this.createLink(current_page+1, current_page, {text:this.opts.next_text, classes:"next"}));
              }
              $('a', fragment).click(eventHandler);
              return fragment;
          }
      });
  
      // Extend jQuery
      $.fn.pagination = function(maxentries, opts){
  
          // Initialize options with default values
          opts = jQuery.extend({
              items_per_page:10,
              num_display_entries:11,
              current_page:0,
              num_edge_entries:0,
              link_to:"#",
              prev_text:"Prev",
              next_text:"Next",
              ellipse_text:"...",
              prev_show_always:true,
              next_show_always:true,
              renderer:"defaultRenderer",
              callback:function(){return false;}
          },opts||{});
  
          var containers = this,
              renderer, links, current_page;
  
          /**
           * This is the event handling function for the pagination links. 
           * @param {int} page_id The new page number
           */
          function paginationClickHandler(evt){
              var links, 
                  new_current_page = $(evt.target).data('page_id'),
                  continuePropagation = selectPage(new_current_page);
              if (!continuePropagation) {
                  evt.stopPropagation();
              }
              return continuePropagation;
          }
  
          /**
           * This is a utility function for the internal event handlers. 
           * It sets the new current page on the pagination container objects, 
           * generates a new HTMl fragment for the pagination links and calls
           * the callback function.
           */
          function selectPage(new_current_page) {
              // update the link display of a all containers
              containers.data('current_page', new_current_page);
              links = renderer.getLinks(new_current_page, paginationClickHandler);
              containers.empty();
              links.appendTo(containers);
              // call the callback and propagate the event if it does not return false
              var continuePropagation = opts.callback(new_current_page, containers);
              return continuePropagation;
          }
  
          // -----------------------------------
          // Initialize containers
          // -----------------------------------
          current_page = opts.current_page;
          containers.data('current_page', current_page);
          // Create a sane value for maxentries and items_per_page
          maxentries = (!maxentries || maxentries &lt; 0)?1:maxentries;
          opts.items_per_page = (!opts.items_per_page || opts.items_per_page &lt; 0)?1:opts.items_per_page;
  
          if(!$.PaginationRenderers[opts.renderer])
          {
              throw new ReferenceError("Pagination renderer '" + opts.renderer + "' was not found in jQuery.PaginationRenderers object.");
          }
          renderer = new $.PaginationRenderers[opts.renderer](maxentries, opts);
  
          // Attach control events to the DOM elements
          var pc = new $.PaginationCalculator(maxentries, opts);
          var np = pc.numPages();
          containers.bind('setPage', {numPages:np}, function(evt, page_id) { 
                  if(page_id &gt;= 0 &amp;&amp; page_id &lt; evt.data.numPages) {
                      selectPage(page_id); return false;
                  }
          });
          containers.bind('prevPage', function(evt){
                  var current_page = $(this).data('current_page');
                  if (current_page &gt; 0) {
                      selectPage(current_page - 1);
                  }
                  return false;
          });
          containers.bind('nextPage', {numPages:np}, function(evt){
                  var current_page = $(this).data('current_page');
                  if(current_page &lt; evt.data.numPages - 1) {
                      selectPage(current_page + 1);
                  }
                  return false;
          });
  
          // When all initialisation is done, draw the links
          links = renderer.getLinks(current_page, paginationClickHandler);
          containers.empty();
          links.appendTo(containers);
          // call callback function
          opts.callback(current_page, containers);
      } // End of $.fn.pagination block
  
  })(jQuery);
  </code></pre>