// JavaScript Document
var aDOM = 0, ieDOM = 0, nsDOM = 0;
var stdDOM = document.getElementById;

if (stdDOM) aDOM = 1;
else {
	ieDOM = document.all;
	if (ieDOM) aDOM = 1;
	else {
		var nsDOM = ((navigator.appName.indexOf('Netscape') != -1) && (parseInt(navigator.appVersion) ==4));
		if (nsDOM) aDOM = 1;
	}
}

function xDOM(objectId, wS) {
	if (stdDOM) return wS ? document.getElementById(objectId).style:document.getElementById(objectId);
	if (ieDOM) return wS ? document.all[objectId].style: document.all[objectId];
	if (nsDOM) return document.layers[objectId];
}                  

function setObjVis(objectID,vis) {
	var objs = xDOM(objectID,1);
	objs.visibility = vis;
}

function toggleObjVis(objectID) {
	var objs = xDOM(objectID,1);
	var vis = objs.visibility; 
	objs.visibility = (vis == "visible" || vis == "show") ? 'hidden' : 'visible';
}