// Arrays of regions / districts, first entry in each is the title
regions = new Array();
regions[0] = new Array("Auckland:","University Of Auckland", "Auckland University Of Technology", "Massey University Auckland");
regions[1] = new Array("Waikato:","University Of Waikato");
regions[2] = new Array("Wellington:","Victoria University Of Wellington", "Massey University Palmerston North", "Massey University Wellington");
regions[3] = new Array("Canterbury:","University Of Canterbury", "Lincoln University");
regions[4] = new Array("Otago:","University Of Otago");					


function showMap(mapNum) {
									
	// loop though and hide any visible maps
	for(var counter = 1; counter<=5; counter++) {
		var map = document.getElementById('map' + counter);
		map.style.visibility = 'hidden';
	}
	// show selected map
	map = document.getElementById('map' + mapNum);
	map.style.visibility = 'visible';									
	
	// build region list
	var infoHTML = "<ul>";
	var regionNum = mapNum-1;									
	for(counter = 0; counter<regions[regionNum].length; counter++) {
		// First name in list is region title
		if(counter==0) {
			infoHTML += "<li class=\"title\">" + regions[regionNum][counter] + "</li>";
		} else {										
			infoHTML += "<li>" + regions[regionNum][counter] + "</li>";
		}
	}
	infoHTML += "</ul>";
	
	//show region links
	mapInfo = document.getElementById('map-info');
	mapInfo.innerHTML = infoHTML;
}