Q1279 How to restrain a form from being submitted with the Enter key?

Javascript code
<script language="javascript">
function submitForm ()
{
  document.myForm.onsubmit = function onSubmit(event) { return true; };
  // note that the 1st onsubmit is all in lowercase
}
</script>

Form code
<form name="myForm" method=post action="/foo/bar.pm" onSubmit="return false;">
<input type="text" name="some_text">
<input type="submit" value="Submit" onClick="submitForm()">
</form>