// this method is used instead of getElementById() in order it should work for all browsers 
function getElementRefs(id)
{
	var elm = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: (document.layers)? document.layers[id]: null;
	if (elm) elm.css = (elm.style)? elm.style: elm;
	return elm;
}