ช้วย ดูสคลิป พออัพโหลดไฟล์ขนาด ใหญ่ มันไม่ Save ใน Folder

<?php

$form = "<form action='upload.php' method='post' enctype='multipart/form-data'>
<table width='380' border='0' align='center' cellpadding='0' cellspacing='0'>
  <tr>
    
  </tr>
  <tr>
    <td><div align='right'>Title :</div></td>
    <td>&nbsp;</td>
    <td width='210'><input type='text' name='title' class='input'></td>
    <td width='33'>&nbsp;</td>
    <td width='33'>&nbsp;</td>
  </tr>
  <tr>
    
  </tr>
  <tr>
    <td><div align='right'>Detail :</div></td>
    <td>&nbsp;</td>
    <td><textarea name='description' class='input' ></textarea></td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td><div align='right'>File :</div></td>
    <td>&nbsp;</td>
    <td>  <input type='file' name='myfile' class='input' />
    </td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td><input type='submit' class='host_it' name='submitbutton' value='Upload' ></td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
  </tr>
  <tr>
    <td colspan='6'><table width='374' border='0' cellspacing='0' cellpadding='0'>
        <tr>        </tr>
      </table></td>
  </tr>
</table></form>";

if($_POST['submitbutton'])
{
    $title = $_POST['title'];
    $description = $_POST['description'];
    
    $name = $_FILES['myfile']['name'];
    $type = $_FILES['myfile']['type'];
    $size = $_FILES['myfile']['size'];
    $tmpname = $_FILES['myfile']['tmp_name'];
    $ext = substr($name, substr($name, '.'));
	
	if ($name)
	{
	   if($title && $description)
       {
        
       require("connect/connect.php");
       $date = date("d-m-y");
       
       $charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
       $length = 15;
       for ($i = 0; $i <= $length; $i++)
       {
          $rand = rand() % strlen($charset);
          $tmp = substr($charset, $rand, 1);
          $code .= $tmp;
       }
       
       while($numrows != 0)
       {
            for ($i = 0; $i <= $length; $i++)
       {
          $rand = rand() % strlen($charset);
          $tmp = substr($charset, $rand, 1);
          $code .= $tmp;
            }
            
       $quert = mysql_query("SELECT token FROM file WHILE token='$code'");
       $numrows = mysql_num_rows($quert);
       }

       mkdir("MyFile/$code", 0775); 
       move_uploaded_file($tmpname, "MyFile/$code/"."".$ext);
       $query = mysql_query("INSERT INTO file VALUES ('', '$title', '$code', '$description', '$name', '$date', '$size')");
       $file = "$name";
		   echo "<table width='380' border='0' cellspacing='0' cellpadding='0'>
  <tr>
    <td width='100' rowspan='5'><img src='images/text-file-icon.png' width='100' height='100' /></td>
    <td width='4'>&nbsp;</td>
    <td colspan='3'>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td width='205'><strong>$file</strong></td>
    <td width='33'>&nbsp;</td>
    <td width='38'>&nbsp;</td>
  </tr>
  <tr>
    <td height='19'>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td>Link Download : [ กรุณา Copy ลิงค์ ตรง Link Download ]</td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td><input type='text' value='http://upload.anime-channal.com/download.php?token=$code' class='input' /></td>
    <td>&nbsp;</td>
		<td><a href='javascript:poptastic('download.php?token=$code)'><img src='images/link.png' width='32' height='32' target='_parent' /></a></td>
  </tr>
  <tr>
    <td></td>
    <td>&nbsp;</td>
    <td>
    
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
    <td><strong>HTML CODE</strong></td>
    <td>&nbsp;</td>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td colspan='5'><table width='374' border='0' cellspacing='0' cellpadding='0'>
        <tr>
          <td width='106'>&nbsp;</td>
          <td width='268'><input type='text' value='' class='input' /></td>
        </tr>
        <tr>
          <td>&nbsp;</td>
          <td>&nbsp;</td>
        </tr>
        <tr>
          <td>&nbsp;</td>
          <td><a href='upload.php'><img src='images/host_it.jpg' width='89' height='38' border='0' /></a></td>
        </tr>
      </table></td>
  </tr>
</table>
";


        }
        else
            echo "<span class='error'><center>You did fill in the form.</center></span>$form";
                
	}
	else 
	
		echo "<span class='error'><center>That is not an File.</center></span> $form";
}
else

 echo "$form";

?>