<?php
ob_start();
$host="localhost";
$username="adminpanel";  
$password="=))))";  
$db_name="logins";  
$tbl_name="home";  

mysql_connect("$host", "$username", "$password")or die("cannot connect");
mysql_select_db("$db_name")or die("cannot select DB");

$myusername=$_POST['myusername'];
$mypassword=$_POST['mypassword'];

$myusername = stripslashes($myusername);
$mypassword = stripslashes($mypassword);
$myusername = mysql_real_escape_string($myusername);
$mypassword = mysql_real_escape_string($mypassword);

$sql="SELECT * FROM $tbl_name WHERE username='$myusername' and password='$mypassword'";
$result=mysql_query($sql);

$count=mysql_num_rows($result);

if($count==1){
session_register("myusername");
session_register("mypassword");
header("location:admin.php");
}
else {
echo "Wrong Username or Password";
}

ob_end_flush();
?>

<?
session_start();
if(!session_is_registered(myusername)){
header("location:/index.php");
}
?>