Drop Down List

<form action="html_form_send.php" name="myForm" onsubmit="return(validate());" method="post">
<table cellspacing="2" cellpadding="2" border="1">
<tbody>
<tr>
<td align="right">First Name*</td>
<td><input type="text" name="firstname" /></td>
</tr>
<tr>
<td align="right">Last Name*</td>
<td><input type="text" name="lastname" /></td>
</tr>
<tr>
<td align="right">Email *</td>
<td><input type="text" name="email" /></td>
</tr>
<tr>
<td align="right">Confirm Email *</td>
<td><input type="text" name="confirmation_email" /></td>
</tr>
<tr>
<td align="right">Role *</td>
<td>
<select name="role">
<option value="">--Select your role--</option>
<option value="student">Student</option>
<option value="professor">Professor</option>
<option value="media professional">Media Professional</option>
<option value="other">Other</option>
</select>
</td>
</tr>
<tr>
<td align="right">Comment *</td>
<td><textarea name="Comment" cols="25" rows="6"></textarea></td>
</tr>
<tr>
<td align="right"></td>
<td><input type="submit" value="Submit" /></td>
</tr>
</tbody>
</table>
</form>
<script type="text/javascript">// <![CDATA[
function validateEmail()
{

  var emailID = document.myForm.email.value;
  atpos = emailID.indexOf("@");
  dotpos = emailID.lastIndexOf(".");
  if (atpos < 1 || ( dotpos - atpos < 2 ))
  {
      alert("Please enter correct email address")
      document.myForm.email.focus() ;
      return false;
  }
  return( true );
}
// ]]></script>
<script type="text/javascript">// <![CDATA[
// Form validation code will come here.

function validate()
{

  if( document.myForm.firstname.value == "" )
  {
    alert( "Please provide your first name!" );
    document.myForm.firstname.focus() ;
    return false;
  }

  if( document.myForm.lastname.value == "" )
  {
    alert( "Please provide your last name!" );
    document.myForm.lastname.focus() ;
    return false;
  }

  if( document.myForm.email.value == "" )
  {
    alert( "Please provide your Email!" );
    document.myForm.email.focus() ;
    return false;
  }else{
    var ret = validateEmail();
    if( ret == false )
    {
       return false;
    }
  }

  if( document.myForm.confirmation_email.value == "" )
  {
    alert( "Please provide your Email!" );
    document.myForm.confirmation_email.focus() ;
    return false;
  }else if (document.myForm.email.value != document.myForm.confirmation_email.value){
    alert( "Please enter the same email address!" );
    document.myForm.confirmation_email.focus() ;
    return false;
  }

  if( document.myForm.role.value == "" )
  {
    alert( "Please provide your role!" );
    document.myForm.role.focus() ;
    return false;
  }
  if( document.myForm.Comment.value == "" )
  {
    alert( "Please provide your Comment!" );
    document.myForm.Comment.focus() ;
    return false;
  }
  return( true );
}
// ]]></script>