function changeMap(state)
{
	var theDiv = document.getElementById('australiaMap');
	if (theDiv) {
		var mapDiv = theDiv.getElementsByTagName('img')[0];
		
		if (mapDiv) {
			var className = state + 'Map';
			mapDiv.className = className;
		}
	}
}

function restoreMap()
{	
	var theDiv = document.getElementById('australiaMap');
	if (theDiv) {
		var mapDiv = theDiv.getElementsByTagName('img')[0];
		
		if (mapDiv) {
			mapDiv.className = '';
		}
	}
}