Answer Posted / devendra kumar

<script type="text/javascript"><!--
var pager = new Pager('results',30);
pager.init();
pager.showPageNav('pager', 'pageNavPosition');
pager.showPage(1);
//-->
function Pager(tableName, itemsPerPage) {
this.tableName = tableName;
this.itemsPerPage = itemsPerPage;
this.currentPage = 1;
this.pages = 0;
this.inited = false;

this.showRecords = function(from, to) {
var rows = document.getElementById(tableName).rows;
// i starts from 1 to skip table header row
for (var i = 1; i < rows.length; i++) {
if (i < from || i > to)
rows[i].style.display = 'none';
else
rows[i].style.display = '';
}
}

this.showPage = function(pageNumber) {
if (! this.inited) {
alert("not inited");
return;
}

var oldPageAnchor =
document.getElementById('pg'+this.currentPage);
oldPageAnchor.className = 'pg-normal';

this.currentPage = pageNumber;
var newPageAnchor =
document.getElementById('pg'+this.currentPage);
newPageAnchor.className = 'pg-selected';

var from = (pageNumber - 1) * itemsPerPage + 1;
var to = from + itemsPerPage - 1;
this.showRecords(from, to);
}

this.prev = function() {
if (this.currentPage > 1)
this.showPage(this.currentPage - 1);
}

this.next = function() {
if (this.currentPage < this.pages) {
this.showPage(this.currentPage + 1);
}
}

this.init = function() {
var rows = document.getElementById(tableName).rows;
var records = (rows.length - 1);
this.pages = Math.ceil(records / itemsPerPage);
this.inited = true;
}

this.showPageNav = function(pagerName, positionId) {
if (! this.inited) {
alert("not inited");
return;
}

var element = document.getElementById(positionId);

var pagerHtml = '<span onclick="' + pagerName +
'.prev();" class="pg-normal"> &#171 Prev </span> | ';
for (var page = 1; page <= this.pages; page++)
pagerHtml += '<span id="pg' + page + '"
class="pg-normal" onclick="' + pagerName + '.showPage(' +
page + ');">' + page + '</span> | ';
pagerHtml += '<span onclick="'+pagerName+'.next();"
class="pg-normal"> Next &#187;</span>';

element.innerHTML = pagerHtml;
}
}
</script>
<style type="text/css">
.pg-normal {
color: black;
font-weight: normal;
text-decoration: none;
cursor: pointer;
}
.pg-selected {
color: black;
font-weight: bold;
text-decoration: underline;
cursor: pointer;
}
.style4 {font-weight: bold}
</style>

<table>
<tr>
<td width="500" align="left"
valign="top" height="20"><div id="pageNavPosition"></div></td>

</tr></table>
<table id="results">Data....</table>

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