function close_region_div () {
	document.getElementById('dd_arrow_img2').src='http://assets.xpress.co.nz/dropdown_down.gif';
	document.getElementById('region_div').style.visibility='hidden';
	document.getElementById('region_div').style.display='none';
}

function close_town_city_div () {
	document.getElementById('dd_arrow_img1').src='http://assets.xpress.co.nz/dropdown_down.gif';
	document.getElementById('town_city_div').style.visibility='hidden';
	document.getElementById('town_city_div').style.display='none';
}

function getRegionID () {
	close_region_div();
	close_town_city_div();
}

function dropdownDisplay1() {


	var dd_arrow1 = document.getElementById('dd_arrow1').value;

	if (dd_arrow1 == 0) {

		close_region_div();

		document.getElementById('dd_arrow_img1').src='http://assets.xpress.co.nz/dropdown_up.gif';
		document.getElementById('town_city_div').style.visibility='visible';
		document.getElementById('town_city_div').style.display='';
		document.getElementById('dd_arrow1').value = 1;
		
	} else {
	
		close_town_city_div();
		
		document.getElementById('dd_arrow1').value = 0;
	}
}

function dropdownDisplay2() {

	var dd_arrow2 = document.getElementById('dd_arrow2').value;

	if (dd_arrow2 == 0) {

		close_town_city_div();

		document.getElementById('dd_arrow_img2').src='http://assets.xpress.co.nz/dropdown_up.gif';
		document.getElementById('region_div').style.visibility='visible';
		document.getElementById('region_div').style.display='';
		document.getElementById('dd_arrow2').value = 1;
		
	} else {

		close_region_div();
		
		document.getElementById('dd_arrow2').value = 0;
	}
}