simple class pagination in php

The PHP Class:

<?
/*
Developed by Reneesh T.K
reneeshtk@gmail.com
You can use it with out any worries...It is free for you..It will display the out put like:
First | Previous | 3 | 4 | 5 | 6 | 7| 8 | 9 | 10 | Next | Last
Page : 7 Of 10 . Total Records Found: 20
*/
class Pagination_class{
var $result;
var $anchors;
var $total;
function Pagination_class($qry,$starting,$recpage)
{
$rst = mysql_query($qry) or die(mysql_error());
$numrows = mysql_num_rows($rst);
$qry .= " limit $starting, $recpage";
$this->result = mysql_query($qry) or die(mysql_error());
$next = $starting+$recpage;
$var = ((intval($numrows/$recpage))-1)*$recpage;
$page_showing = intval($starting/$recpage)+1;
$total_page = ceil($numrows/$recpage);

if($numrows % $recpage != 0){
$last = ((intval($numrows/$recpage)))*$recpage;
}else{
$last = ((intval($numrows/$recpage))-1)*$recpage;
}
$previous = $starting-$recpage;
if($previous < 0){
$anc = "First | Previous | ";
}else{
$anc .= "<a href='javascript:pagination(0);'>First | </a>";
$anc .= "<a href='javascript:pagination($previous);'>Previous | </a>";
}

################If you dont want the numbers just comment this block###############
$norepeat = 4;//no of pages showing in the left and right side of the current page in the anchors
$j = 1;
for($i=$page_showing; $i>1; $i--){
$fpreviousPage = $i-1;
$page = ceil($fpreviousPage*$recpage)-$recpage;
$anch = "<a href='javascript:pagination($page);'>$fpreviousPage | </a>".$anch;
if($j == $norepeat) break;
$j++;
}
$anc .= $anch;
$anc .= $page_showing ."| ";
$j = 1;
for($i=$page_showing; $i<$total_page; $i++){
$fnextPage = $i+1;
$page = ceil($fnextPage*$recpage)-$recpage;
$anc .= "<a href='javascript:pagination($page);'>$fnextPage | </a>";
if($j==$norepeat) break;
$j++;
}
############################################################
if($next >= $numrows){
$anc .= "Next | Last ";
}else{
$anc .= "<a href='javascript:pagination($next);'>Next | </a>";
$anc .= "<a href='javascript:pagination($last);'>Last</a>";
}
$this->anchors = $anc;

$this->total = "<svaluestrong>Page : $page_showing <i> Of </i> $total_page . Total Records Found: $numrows</svaluestrong>";
}
}
?>


Demo Page:


<?php

include('pagination_class.php');
mysql_connect('localhost', 'user', 'pass') or die(mysql_error());
mysql_select_db('std_db');


/*
-- Table structure for table `students`

CREATE TABLE `students` (
`id` int(11) NOT NULL auto_increment,
`name` varchar(50) NOT NULL default '',
PRIMARY KEY (`id`)
);

INSERT INTO `students` VALUES (1, 'Reneesh');
INSERT INTO `students` VALUES (2, 'Aniesh');
INSERT INTO `students` VALUES (3, 'Babu');
INSERT INTO `students` VALUES (4, 'Antony');
INSERT INTO `students` VALUES (5, 'Praveesh');
INSERT INTO `students` VALUES (6, 'Dixon');
INSERT INTO `students` VALUES (7, 'Sanju');
INSERT INTO `students` VALUES (8, 'Neeraj');
INSERT INTO `students` VALUES (9, 'Siju');
INSERT INTO `students` VALUES (10, 'Noble');
INSERT INTO `students` VALUES (11, 'Bibin');
INSERT INTO `students` VALUES (12, 'Febin');
INSERT INTO `students` VALUES (13, 'Binu');
INSERT INTO `students` VALUES (14, 'Charles');
INSERT INTO `students` VALUES (15, 'jaggu');
INSERT INTO `students` VALUES (16, 'mani');
INSERT INTO `students` VALUES (17, 'milu');
INSERT INTO `students` VALUES (18, 'aravind');
INSERT INTO `students` VALUES (19, 'jay');
INSERT INTO `students` VALUES (20, 'hari');
*/
?>

<script language="JavaScript">
function pagination(page)
{
window.location = "testpage.php?search_text="+document.form1.search_text.value+"&starting="+page;
}
</script>
<?
$qry = "SELECT * FROM students";

if($_REQUEST['search_text']!=""){
$searchText = $_REQUEST['search_text'];
$qry .=" where name like '$searchText%'";
}

//for pagination
if(isset($_GET['starting'])&& !isset($_REQUEST['submit'])){
$starting=$_GET['starting'];
}else{
$starting=0;
}
$recpage = 2;//number of records per page

$obj = new pagination_class($qry,$starting,$recpage);
$result = $obj->result;


?><form name="form1" action="testpage.php" method="POST">

<table border="1" width="40%">
<tr>
<TD colspan="2">
Search <input type="text" name="search_text" value="<? echo $searchText;?>">
<input type="submit" value="Search">
</TD>
</tr>
<tr><TD>Sl no</TD><TD>Name</TD></tr>
<?if(mysql_num_rows($result)!=0){
$counter = $starting + 1;
while($data = mysql_fetch_array($result)) {?>
<tr>
<TD><? echo $counter; ?></TD>
<TD><? echo $data['name']; ?></TD>
</tr><?
$counter ++;
} ?>

<tr><TD align="center" colspan="2"><? echo $obj->anchors; ?></TD></tr>
<tr><TD align="center" colspan="2"><? echo $obj->total; ?></TD></tr>
<?}else{
echo "No Data Found";
}?>
</TD></tr></table></form>