function findId(idd)
{
    var obj = document.getElementById(idd);
    if (! obj) obj = document.getElementsByName(idd)[0];
    return obj;
}

function whichElement(e)
{
    var targ
    if (!e) var e = window.event
    if (e.target) targ = e.target
    else if (e.srcElement) targ = e.srcElement
    if (targ.nodeType == 3){ // defeat Safari bug
       targ = targ.parentNode }
    return targ
}