พี่ ๆ ครับ ผมรบกวนหน่อยครับ คือผมอยากได้ Code Login มากเรยคับ ช่วยหน่อยได้ไหมคับ Project จบนะคับ

<form name="form1" action="loginapprove2.php" method="post" >
              <td><table width="100%" border="0" cellpadding="3" cellspacing="1" bordercolor="#66CCFF" bgcolor="#FFFFFF">
  <tr bgcolor="#006666">
                  <td height="34" colspan="3" bgcolor="#0066FF"><div align="center" class="style1 style4">Login</div></td>
                </tr>
                  <tr>
                    <td width="78" height="32"><strong>Username</strong></td>
                    <td width="6">:</td>
                    <td width="294"><input name="username" type="text" id="username" /></td>
                  </tr>
                  <tr>
                    <td height="37"><strong>Password</strong></td>
                    <td>:</td>
                    <td><input name="password" type="password" id="password" /></td>
                  </tr>
                  <tr>
                    <td height="51">&nbsp;</td>
                    <td>&nbsp;</td>
                    <td><input type="submit" name="Submit" value="Login" />
                        <input type="reset" name="Reset" value="Reset" />
						<input type="hidden" name="no" value="<? echo $id33;?>" />					</td>
                  </tr>
              </table></td>
            </form>

<?
include ("connect.php");

	$username=$_POST['username'];
	$password=$_POST['password'];
	$id2=$_POST['no'];
	
	 if($username=="" or $password==""){
	  echo"<h3> ERROR: Please, insert username and password to complete</h3>"; 
	 	echo"<meta http-equiv='refresh' content='1;URL=showrisk2.php'>";
	  exit();
	  }
	  	
		$sql="select*from admin where username='$username' and password='$password' ";
		$result=mysql_db_query("riskmgt",$sql);
		$num=mysql_num_rows($result);
		
		
			if(empty($num)){
			echo"<h3><center>ERROR Username and Password incorrect</center></h3>";
			echo"<meta http-equiv='refresh' content='1;URL=loginapprove.php?' />";
			}
			else{
	
			echo"<h3><center>Success to Login</center></h3>";
		
			echo"<meta http-equiv='refresh' content='1;URL=showapprove.php?user=$username&pwd=$password' />";
	
		}
?>