function swapClass(element, className) {
	element.className = className;
}

function getObj(name)
{
  if (document.getElementById)
  {
  	return document.getElementById(name);
  }
  else if (document.all)
  {
	return document.all[name];
  }
  else if (document.layers)
  {
   	return document.layers[name];
  }
}

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}