if (document.images) {
homeon = new Image();
homeon.src = "images/homeOn.gif";
homeoff = new Image();
homeoff.src = "images/homeOff.gif";
newson = new Image();
newson.src = "images/newsOn.gif";
newsoff = new Image();
newsoff.src = "images/newsOff.gif";
historyon = new Image();
historyon.src = "images/historyOn.gif";
historyoff = new Image();
historyoff.src = "images/historyOff.gif";
theguyson = new Image();
theguyson.src = "images/theguysOn.gif";
theguysoff = new Image();
theguysoff.src = "images/theguysOff.gif";
recordingson = new Image();
recordingson.src = "images/recordingsOn.gif";
recordingsoff = new Image();
recordingsoff.src = "images/recordingsOff.gif";
repertoireon = new Image();
repertoireon.src = "images/repertoireOn.gif";
repertoireoff = new Image();
repertoireoff.src = "images/repertoireOff.gif";
concertson = new Image();
concertson.src = "images/concertsOn.gif";
concertsoff = new Image();
concertsoff.src = "images/concertsOff.gif";
pictureson = new Image();
pictureson.src = "images/picturesOn.gif";
picturesoff = new Image();
picturesoff.src = "images/picturesOff.gif";
bookingon = new Image();
bookingon.src = "images/bookingOn.gif";
bookingoff = new Image();
bookingoff.src = "images/bookingOff.gif";
}

function imgOn(imgName) {

if (document.images) {
document[imgName].src = eval(imgName + "on.src");
}
}

function imgOff(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "off.src");
}
}

function toggleAdvancedSearch() {
	
	if (document.getElementById('advanced_search').style.visibility == 'hidden') {
		document.getElementById('advanced_search').style.visibility = 'visible';
		//document.getElementById('dimmer').style.visibility = 'visible';
		var obj = document.getElementById("advanced_button");
		obj.innerHTML = "Close";
	} else {
		//document.getElementById('dimmer').style.visibility = 'hidden';
		document.getElementById('advanced_search').style.visibility = 'hidden';
		var obj = document.getElementById("advanced_button");
		obj.innerHTML = "Advanced";
	}
}

function toggle(whichOne) {
	
	if (document.getElementById(whichOne).style.display == 'none')
		document.getElementById(whichOne).style.display = '';
	else
		document.getElementById(whichOne).style.display = 'none';

}

function kill(whichOne) {
	var obj = document.getElementById(whichOne);
	document.getElementById(whichOne).style.display = 'none';
}

function bookmark(url, description)
{
netscape="Function not available in Netscape. Click OK then press CTRL-D to add a bookmark."
if (navigator.appName=='Microsoft Internet Explorer')
{
window.external.AddFavorite(url, description);
}
else if (navigator.appName=='Netscape')
{
alert(netscape);
}
}