// Cross Browser DOM
// copyright Stephen Chapman, 4th Jan 2005
// you may copy this code but please keep the copyright notice as well
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];
}