Limited jquery simple pagination that create by imtech_pager

hi 

I want limit this simple jquery pagination 

now is --->     1 2 3 4 5 6 7 8 9 10

i whant convert ---->     <prev  1 2 3... next>

after click on 3 --->       <prev  2 3 4... next>

i am use imtech_pager  for pagination

<pre lang="Javascript">

var pager = new Imtech.Pager();
$(document).ready(function() {
    pager.paragraphsPerPage =12; // set amount elements per page
    pager.pagingContainer = $('#content'); // set of main container
    pager.paragraphs = $('div.z', pager.pagingContainer); // set of required containers
    pager.showPage(1);
});

</pre>


html code -->

<pre lang="HTML">

  <div class="example">
     <div id="content">
<div class="z" >
one
<div>
<div class="z" >
tow
<div>
<div class="z" >
three
<div>
<div class="z" >
four
<div>
<div class="z" >
five
<div>
.
.
.
</div>
</div>

//number of pagination
<div id="pagingControls"></div>
</pre>


please help me for limited this pagination

thanks