<form method="POST" action="mailgonder.php">
  <B>Kime:<span class="style7">...</span></B><span class="style7">...
      </span>
<select name="kime" onchange="status();">
<option value="1" onclick="status();" >asd@asd.com</option>
        
<option value="2" onclick="status();" >sadsalkdasld@hasdsadas.com</option>
                                            
                                        </select>      

  </p>
  <p><br>
    <B>Kimden:</B><span class="style7">..
    </span>
    <input name="email" type="text" class="MouseOver" value="asd@asd.com" size="40">
  </p>
  <p><br>
  <B>Konu:<span class="style7">...... </span></B>
  <input name="konu" type="text" class="MouseOver" size="40">
    <br>
  </p>
  <p><B>Mesajınız:</B></p>
  <p>
    <textarea name="mesaj" cols="40" rows="6" class="MouseOver"></textarea>
  </p>
  <p><br>
    <input name="B1" type="submit" class="Footer" value="Yolla!">
  </p>
</b></td>