// JavaScript Document
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 $showing;

function show(divid) {
	hide($showing);
	$showing=divid;
	var e = document.getElementById(divid);
	e.style.display="block";
}

function hide(divid) {
	if (divid == null) { return; }
		
	document.getElementById(divid).style.display="none";
}

function showDiv(divid) {
	var e = document.getElementById(divid);
	e.style.display='block';
}