function getCityFromState(state_id, city_id)
{
	var obj		= document.getElementById(state_id);
	var outObj= document.getElementById(city_id);
	var cities = new Array();
	cities = r_city[obj.selectedIndex];
	outObj.length = 0;
	for (i=0; i < cities.length; i++)
		outObj.options[i] = new Option(cities[i][1], cities[i][0]);
}