function onColor(col) {
  col.style.backgroundColor = '#C4BF2C';
}
function offColor(col) {
  col.style.backgroundColor = '#A8A400';
}
function nWindow(nURL, nWidth, nHeight, nScroll) {
  window.open(nURL, 'SH', 'width='+nWidth+',height='+nHeight+',scrollbars='+nScroll);
}