i have write the php language code. The login form creation. The validation part is ok.. but data is not pass to one page to another page. I have used $_REQUEST and $_Post method but not working.. any body replay me..

the following codes..

THe First file is login.php. in the file having login details.. the following code s are

<title>Welcome to Login page</Title>
<script language="javascript" type="text/javascript">
        function checking()
               if ((document.log.username.value=="")||(document.log.password.value==""))
                        alert("user name/password cannot be empty");
                        return false;
<form action="welcome.php" name="log" method="post" onsubmit="return checking()">

<table border="2" align="center" cellspacing=2 cellpadding =3 bgcolor="gray">
                <td>User Name </td>
                <td><input type="text" id="username" name="username"></td>
                <td><input type="password" id="password" name="password"></td>
        <tr cellspam=2>
                <td > <input type="submit" name="login" value="Login">
      <input type="reset" name="reset" value="Reset"> </td>
      <td>New User <a href="reg.php">Click Here</a></td>
</table> </form></body></html>

The Other file welcome.php. codes are

<body alink="blue" vlink="blue" link="blue">
<p align="right">
<a href="profile.php"> Edit Profile</a>
<a href="signout.php"> Sign Out</a> </p>
<B> Welcome to Your Page
  echo $_POST['username'];
   //echo $_REQUEST['username'];
?> </body> </html>

Reply me immediately if possible. or any other setting change coding part and editor part if anybody tell