function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		map_01_ManWang_over = newImage("/images/homepage_map/map_01-ManWang_over.gif");
		map_01_HawkesBay_over = newImage("/images/homepage_map/map_01-HawkesBay_over.gif");
		map_01_Tararua_over = newImage("/images/homepage_map/map_01-Tararua_over.gif");
		map_01_Wairarapa_over = newImage("/images/homepage_map/map_01-Wairarapa_over.gif");
		map_01_WestCoast_over = newImage("/images/homepage_map/map_01-WestCoast_over.gif");
		map_01_Southland_over = newImage("/images/homepage_map/map_01-Southland_over.gif");
		map_01_Canterbury_over = newImage("/images/homepage_map/map_01-Canterbury_over.gif");
		preloadFlag = true;
	}
}

function textOver(elemId){
  
  document.getElementById('t'+elemId).className = "mapTextOn";
}
function textOut(elemId){
  document.getElementById('t'+elemId).className = "mapTextOff";
}
preloadImages();