Для отправки ТЗ, заполните все поля формы:<form action="zakaz.php" method="post" enctype="multipart/form-data" name="form1">
  <table width="400px" border="0" cellspacing="1" cellpadding="1">
  <tr>
    <td>Контактное лицо:</td>
    <td><input type="text" name="name" id="name" class="inp" />
    </td>
  </tr>
  <tr>
    <td>E-mail:</td>
    <td><input type="text" name="mail" id="mail" class="inp" /></td>
  </tr>
  <tr>
    <td>ICQ:</td>
    <td><input type="text" name="icq" id="icq" class="inp" /></td>
  </tr>
  <tr>
    <td>Техническое задание:</td>
    <td><input type="file" name="tz" id="tz" class="inp" /></td>
  </tr>
  <tr>
    <td>Примечание:</td>
    <td><textarea name="prim" id="prim" cols="40" rows="5" class="inp" ></textarea></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td><input type="submit" name="send" id="send" value="Отправить ТЗ" class="batton2" /></td>
  </tr>
</table>
</form>