or ajax pagination , you need to add following js code in application.js file.
Note: Add spinner.gif image in images folder .
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | //For AJAX Pagination:document.observe("dom:loaded", function() {// the element in which we will observe all clicks and capture// ones originating from pagination linksvarcontainer = $(document.body)if(container) {varimg = newImageimg.src = '/images/spinner.gif'functioncreateSpinner() {returnnewElement('img', { src: img.src, 'class': 'spinner'})}container.observe('click', function(e) {varel = e.element()if(el.match('.pagination.ajax a')) {el.up('.pagination.ajax').insert(createSpinner())newAjax.Request(el.href, { method: 'get'})e.stop()}})}}) | 
Call AJAX pagination: Add class pagination ajax  in method
| 1 | <%=will_paginate @object,:class=>'pagination ajax'%> | 
Call  Non AJAX pagination: Simply call will_paginate method
| 1 | <%=will_paginate @object%> | 
Set your controller method according you ajax / non-ajax call
For ajax call , you need to update a div ,
| 1 2 3 4 5 6 7 | @object= Model.paginate :page=>params[:page],:per_page=> 10render  :updatedo|page|page.replace_html :div_id,:partial=> 'result_page'end | 
 
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