// JavaScript Document
function getRefToDiv(divID) {
	//customised to suit this particular page - DON'T COPY THIS UNLESS YOU KNOW WHAT YOU ARE DOING!!
	if( document.layers ) { return document.layers[divID+'C'].document.layers[divID]; }
	if( document.getElementById ) { return document.getElementById(divID); }
	if( document.all ) { return document.all[divID]; }
	if( document[divID+'C'] ) { return document[divID+'C'].document[divID]; }
	return false;
}
function showDiv(divID_as_a_string) {
	var myReference = getRefToDiv(divID_as_a_string);
	if( !myReference ) { window.alert('Nothing works in this browser'); return; }
	if( myReference.style ) { myReference.style.visibility = 'visible'; } else {
		if( myReference.visibility ) { myReference.visibility = 'show'; } else {
			window.alert('Nothing works in this browser'); return; } }
}

function hideDiv(divID_as_a_string) {
	var myReference = getRefToDiv(divID_as_a_string);
	if( !myReference ) { window.alert('Nothing works in this browser'); return; }
	if( myReference.style ) { myReference.style.visibility = 'hidden'; } else {
		if( myReference.visibility ) { myReference.visibility = 'hide'; } else {
			window.alert('Nothing works in this browser'); return; } }
}