/*
Use this function to trigger the form submit when Enter is pressed in a specific field
<FORM ACTION="login.do">
name:     <INPUT NAME=realname SIZE=15><BR>
password: <INPUT NAME=password TYPE=PASSWORD SIZE=10
           onKeyPress="return submitOnEnter(this,event)"><BR>
<INPUT TYPE=SUBMIT VALUE="Log In">
</FORM>

 */
function submitOnEnter(myfield, e)
{
   var keycode;
   if (window.event) keycode = window.event.keyCode;
   else if (e) keycode = e.which;
   else return true;

   if (keycode == 13)
   {
      myfield.form.submit();
      return false;
   }
   else
      return true;
}