doit_onkeypress(event)

<html>
<BODY onLoad="document.getElementById('usr').focus();" bgcolor="#CCCCCC">
  <br><br>
  <p align=center>
  <table width=400>
   <form name="myForm" action="#" onsubmit="return check()" method="post">   
      <tr>
          <td>Phone</td>
      </tr>
      <tr>
          <td><input type="text" name="usr" id="usr"></td>
      </tr>
      <tr>
          <td>Password</td>
      </tr>
      <tr>
          <td><input type="password" name="passwd" id="passwd" onkeypress="doit_onkeypress(event);"/></td>
      </tr>
      <tr><td>&nbsp;</td></tr>
      <tr><td id="msg"></td></tr>
      <tr>
          <td> <input type="submit" value="Log in"></td>
      </tr>
   </form>           
      <tr><td>&nbsp;</td></tr>
      <tr>
          <td><a href="mima/rst_mima.php">Forget Password / Create account</a></td>
      </tr>
  </table>       
  </p>   
 
</body>
<script language="JavaScript">
function doit_onkeypress(event){
    alert(event.keyCode);
  if (event.keyCode == 13){
        alert('');
        /* document.myForm.submit();  */
     }
}