// create array of style objects from divs
var arrDivs = xbGetElementsByTagName('div');
var arrObjs = new Array();
for (i = 0; i < arrDivs.length; i++) {
  var objElm = arrDivs[i];
  arrObjs[objElm.id] = new xbStyle(objElm);
}

//var training = xbGetElementById('training');
//var trainingstyle = new xbStyle(training);