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;
	}
}

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

	if (keycode == 13)
	   {
	   nextfield.focus();
	   return false;
	   }
	else
	{
	   return true;
	}
}