nothing is happens when i click submit button

prakash911 · March 17, 2010

i cant seem to figure out why, but nothing is happening when i click the button to submit the signup form. can you guys tell me what the problem is.

<?php
require('db_connect.php');
$database = "chennupatidb";
$db_link = db_connect($database);
display_signup_page();
?>
<?php
function display_signup_page()
{
$self = $_SERVER['PHP_SELF'];
?>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office">
<head>
<link href="books.css" rel="stylesheet" type="text/css">

<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Sign Up</title>

<script type="text/javascript"> 
function validate(table) { 
if (!document.table.agree.checked){ 
alert("Please Read the guidlines and check the box below  ."); 
	return false; 
} 
return true;
}
</script>

<style type="text/css">
.style1 {
font-size: medium;
}
.style2 {
margin-left: 240px;
}
</style>
</head>
<body>
<div id="pageWrap">
  <div id="header">
  </div>
  <div id="navBar">
    <ul>
      <li><a href="Bookstore.php" title="Homw">Home</a></li>
      <li><a href="search.php" title="Search">Search</a></li>
      <li><a href="forum.php" title="Forum">Forums</a></li>
      <li><a href="login.php" title="Contact">Login</a></li>
      <li class="end">                                                                                                                
      <a href="signup.php" title="signup">Sign Up</a></li>
      <li></li>
    </ul>
  </div>
<div id="container" class="clearfix">
    <div id="centerColumn">
    
<h2>Create an Account</h2>
<p><font size="-1">If you already have a SC Bookstore Account, you can
<a href="login.html">
login in here</a>.</font></p>
<p class="style1"><strong>Required information</strong></p>

<table border='0' width='50%' cellspacing='0' cellpadding='0' align="center">
<form method="post" action="<?php echo $self ?>" onsubmit='return validate(this)'>
<input type="hidden" name="table" value="post">

<tr bgcolor='#f1f1f1'><td align="center" colspan=2><font face='Verdana' size='2' ><b>Signup</b></font></td></tr>
<tr ><td > <font face='Verdana' size='2' >User ID</font></td><td ><font face='Verdana' size='2'></font><input type="text" name="userid"></td></tr>

<tr bgcolor='#f1f1f1'><td > <font face='Verdana' size='2' >Password</font></td><td ><font face='Verdana' size='2'><input type='password' name="password"></font></td></tr>
<tr ><td > <font face='Verdana' size='2' >Re-enter Password</font></td><td ><font face='Verdana' size='2'><input type='password' name="password2"></font></td></tr>


<tr bgcolor='#f1f1f1'><td style="height: 21px" ><font face='Verdana' size='2' > Email<br>
(abcd123@hotmail.com)</font></td><td style="height: 21px"  ><input type='text' name='email'></td></tr>
<tr ><td > <font face='Verdana' size='2' >First Name</font></td><td ><font face='Verdana' size='2'><input type="text" name="firstname"></font></td></tr>
<tr ><td > <font face='Verdana' size='2' >Last Name</font></td><td ><font face='Verdana' size='2'><input type="text" name="lastname"></font></td></tr>

<tr bgcolor='#f1f1f1'><td > <font face='Verdana' size='2' >Sex</font></td><td ><font face='Verdana' size='2'>  <input type='radio' value="male" checked="checked" name="sex">Male <input type='radio' value="female"  name='sex'>Female</font></td></tr>

<tr ><td > <font face='Verdana' size='2' >I agree to terms and conditions</font></td>
<td >     Yes<input name="agree" type="checkbox" value="yes">No<input name="agree" type="checkbox" value="no"></td></tr>
</form>
</table>
<p class="style2"> <input name="signup" type="submit" value="signup"></p>
</div>
</div>
    <div id="footer">
    <p> SC Books  â€¢  Est.2010</p>
  </div>
  </div>
</body>
</html>
<?php
}
?>

<?php
function display_signup_output_page()
{
?>

<html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office">

<head>
<link href="books.css" rel="stylesheet" type="text/css">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>SC BookStore</title>
</head>
<body>
<div id="pageWrap">
  <div id="header">
  </div>
  <div id="navBar">
    <ul>
      <li><a href="Bookstore.php" title="Homw">Home</a></li>
      <li><a href="search.php" title="Search">Search</a></li>
      <li class="end"><a href="forum.php" title="Forum">Forums</a></li>
        <li></li>
    </ul>
  </div>
<div id="container" class="clearfix">
    <div id="centerColumn">
    
	<h2>
	Thank You For Signing Up!</h2>
	<p>
	 </p>
	<h3>You Can Login here </h3><p><a href="login.php">Click here to login</p>
	</div>
</div>
</div>
</body>
</html>
<?php
}
?>

<?php
extract($_POST);
   $self = $_SERVER['PHP_SELF'];
   $user_id = isset($_REQUEST['userid']) ? $_REQUEST['userid'] : '';
   $first_name = isset($_REQUEST['firstname']) ? $_REQUEST['firstname'] : '';
   $last_name = isset($_REQUEST['lastname']) ? $_REQUEST['lastname'] : '';
   $password_one = isset($_REQUEST['password']) ? $_REQUEST['password'] : '';
   $password_two = isset($_REQUEST['password2']) ? $_REQUEST['password2'] : '';
   $email = isset($_REQUEST['email']) ? $_REQUEST['email'] : '';
   $agree = isset($_REQUEST['agree']) ? $_REQUEST['agree'] : '';
   $signup = isset($_REQUEST['signup']) ? $_REQUEST['signup'] : '';
   $table = isset($_REQUEST['table']) ? $_REQUEST['table'] : '';

   

if (isset($_REQUEST['signup']))
{
    $expression = "/^[^0-9][A-z0-9_]+([.][A-z0-9_]+)*[@][A-z0-9_]+([.][A-z0-9_]+)*[.][A-z]{2,4}$/";
    $errors = 0;

if(!isset($user_id) or strlen($user_id) < 5)
{
	echo "<br/>\nUser ID must be 5 letters or longer<br/>\n";
	$errors++;
}

if(!ctype_alnum($user_id))
{
	echo "<br/>\nUser id should contain alphanumeric values only<br/>\n";
	$errors++;
}

if(mysql_num_rows(mysql_query("SELECT userid FROM sign_up WHERE userid = '$userid'")))
{
	echo "<br/>\nThis User ID already exists. Please try another one<br/>\n";
	$errors++;
}

if (strlen($password_one) < 6 )
{
	echo "<br/>\nPassword must be more than 6 char legth<br/>\n";
	$errors++;
}					

if ($password_one <> $password_two)
{
	echo "<br/>\nPasswords are not matching<br/>\n";
	$errors++;
    }
    
    if(strlen($email) == 0)
{
  		echo "Please go back and check (ex:abcd123@hotmail.com)<br/>\n";
  		$errors++;
}


    if (! $agree == "yes")
{
  echo "<br/>\nYou must agree to terms and conditions<br\>\n";
  $errors++;
    }
    
    if($errors >= 1)
    {
    	echo "<br/>\n<input type='button' value='Retry' onClick='history.go(-1)'>\n";
    }
    if($errors == 0) 
    {
    	display_signup_output_page();
	$query = "insert into sign_up(userid,password,email,firstname,lastname,sex) values('$userid','$password','$email','$firstname','$lastname','$sex')";
	$result = mysql_query($query,$db_link);
	$query2 = "insert into members(username,password,email) values('$userid','$password','$email')";
	$result2 = mysql_quert($query2,$db_link);
	echo "<br/><h1>Welcome,\n You have successfully signed up\n<br/><br/>\n<a href=login.php>Click here to login</a><br/>\n";
}
}
?>

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nothing is happens when i click submit button

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