function change_country(country_id, state_label_id, us_states_div_id, us_states_id, canada_states_div_id, canada_states_id)
{
	var country_value = document.getElementById(country_id).value;

	if(country_value == 'US')
	{
		//	They selected USA
		document.getElementById(state_label_id).innerHTML = 'State:';
		
		//	Disable Canada Provinces
		document.getElementById(canada_states_id).selectedIndex=0;
		document.getElementById(canada_states_div_id).style.display='none';
		document.getElementById(canada_states_id).disabled=true;
		
		//	Enable US States
		document.getElementById(us_states_div_id).style.display='block';
		document.getElementById(us_states_id).disabled=false;
	}
	else if(country_value == 'CA')
	{
		//	They selected Canada
		document.getElementById(state_label_id).innerHTML = 'Province:';
		
		//	Disabled US States
		document.getElementById(us_states_id).selectedIndex=0;
		document.getElementById(us_states_id).disabled=true;
		document.getElementById(us_states_div_id).style.display='none';
		
		//	Enable Canada Provinces
		document.getElementById(canada_states_div_id).style.display='block';
		document.getElementById(canada_states_id).disabled=false;
	}
	else
	{
		//	They selected some other country
		document.getElementById(state_label_id).innerHTML = 'State:';
		
		//	Disable US and Canada
		document.getElementById(us_states_id).selectedIndex=0;
		document.getElementById(canada_states_id).selectedIndex=0;
		document.getElementById(us_states_id).disabled=true;
		document.getElementById(canada_states_id).disabled=true;
	}
}