function submitHousingAssocLookup(thisfield)
{
	if ((thisfield.form.localauthority.value == -1) && (thisfield.form.county.value == -1))
	{
		return;
	}

	if (thisfield.name == 'county')
	{
		thisfield.form.localauthority.value = -1;
	}
	else
	{
		thisfield.form.county.value = -1;
	}
	
	thisfield.form.submit();
}